<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0121-5469</journal-id>
<journal-title><![CDATA[Revista Colombiana de Psicología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. colomb. psicol.]]></abbrev-journal-title>
<issn>0121-5469</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional de Colombia, Facultad de Ciencias Humanas, Departamento de Psicología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0121-54692017000100045</article-id>
<article-id pub-id-type="doi">10.15446/rcp.v26n1.53572</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Procrastinación en Estudiantes Universitarios: su Relación con la Edad y el Curso Académico]]></article-title>
<article-title xml:lang="en"><![CDATA[Procrastination in University Students: The Relationship to Age and Academic Year]]></article-title>
<article-title xml:lang="pt"><![CDATA[Procrastinação em Estudantes Universitários: Sua Relação com a Idade e o Curso de Graduação]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[RODRÍGUEZ]]></surname>
<given-names><![CDATA[ANNA]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[CLARIANA]]></surname>
<given-names><![CDATA[MERCÈ]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universitat Autònoma de Barcelona  ]]></institution>
<addr-line><![CDATA[Barcelona ]]></addr-line>
<country>España</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2017</year>
</pub-date>
<volume>26</volume>
<numero>1</numero>
<fpage>45</fpage>
<lpage>60</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0121-54692017000100045&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0121-54692017000100045&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0121-54692017000100045&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El propósito de esta investigación es descubrir si la procrastinación académica disminuye a lo largo del tiempo, y si esta disminución se explica por el factor edad, por el factor curso, o por una combinación de ambas variables. Se administró la Procrastination Assessment Scale Students (PASS) a una muestra de 105 alumnos universitarios, que se dividieron en cuatro grupos independientes en función de si eran menores o mayores de 25 años y del curso académico que hacían. Los resultados indican que el nivel de procrastinación solo depende de la edad y no del curso de los alumnos, y amplían el conocimiento empírico sobre procrastinación académica en la universidad.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The purpose of this research is to find out whether academic procrastination decreases over time, and if the diminution is explained by the age factor, the academic year factor, or the combination of both of them. The Procrastination Assessment Scale (PASS) was administrated to a total sample of 105 university students. The sample was divided into four independent groups according both the age of the student&#8217;s -under or over 25- and the academic year in which they were enrolled. Results indicate that procrastination only depends on the age, and it decreases as students grow older. This work extends empirical knowledge about the role of age in procrastination.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo O propósito desta pesquisa é descobrir se a procrastinação acadêmica diminui ao longo do tempo e se essa diminuição é explicada pelo fator idade, pelo fator curso ou por uma combinação de ambas as variáveis. Aplicou-se o Procrastination Assessment Scale Students (PASS) a uma amostra de 105 estudantes universitários que foram divididos em quatro gru pos independentes em função de se eram menores ou maiores de 25 anos e do curso de graduação em que estavam. Os resultados indicam que o nível de procrastinação somente depende da idade, e não do curso dos estudantes, e ampliam o conhecimento empírico sobre procrastinação acadêmica.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[procrastinación académica]]></kwd>
<kwd lng="es"><![CDATA[universidad]]></kwd>
<kwd lng="es"><![CDATA[curso académico]]></kwd>
<kwd lng="es"><![CDATA[edad]]></kwd>
<kwd lng="es"><![CDATA[estudiantes universitarios.]]></kwd>
<kwd lng="en"><![CDATA[academic procrastination]]></kwd>
<kwd lng="en"><![CDATA[university]]></kwd>
<kwd lng="en"><![CDATA[academic year]]></kwd>
<kwd lng="en"><![CDATA[age]]></kwd>
<kwd lng="en"><![CDATA[college students.]]></kwd>
<kwd lng="pt"><![CDATA[curso de graduação]]></kwd>
<kwd lng="pt"><![CDATA[estudantes universitários]]></kwd>
<kwd lng="pt"><![CDATA[idade]]></kwd>
<kwd lng="pt"><![CDATA[procrastinação acadêmica]]></kwd>
<kwd lng="pt"><![CDATA[universidade]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Procrastination, self-regulation failure, academic life satisfaction, and affective well-being: underregulation or misregulation form]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Balkis]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Duru]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<source><![CDATA[European Journal of Psychology of Education]]></source>
<year>2015</year>
<volume>31</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>439-59</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Experiencing the temporally extended self: Initial support for the role of affective states, vivid mental imagery, and future self-continuity in the prediction of academic procrastination]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Blouin-Hudon]]></surname>
<given-names><![CDATA[E. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Pychyl]]></surname>
<given-names><![CDATA[T. A]]></given-names>
</name>
</person-group>
<source><![CDATA[Personality and Individual Differences]]></source>
<year>2015</year>
<volume>86</volume>
<page-range>50-6</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Task aversiveness and procrastination: A multidimensional approach to task aversiveness across stages of personal projects]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Blunt]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Pychyl]]></surname>
<given-names><![CDATA[T. A]]></given-names>
</name>
</person-group>
<source><![CDATA[Personality and Individual Differences]]></source>
<year>2000</year>
<volume>28</volume>
<page-range>153-67</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="">
<source><![CDATA[Bologna Process]]></source>
<year>2010</year>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Relationships between academic motivation, self-efficacy, and academic procrastination]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cerino]]></surname>
<given-names><![CDATA[E. S]]></given-names>
</name>
</person-group>
<source><![CDATA[Psi Chi Journal of Psychological Research]]></source>
<year>2015</year>
<volume>19</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>156-63</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Clariana]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<source><![CDATA[Procrastinació acadèmica]]></source>
<year>2009</year>
<publisher-loc><![CDATA[Barcelona ]]></publisher-loc>
<publisher-name><![CDATA[Servei de publicacions de la Universitat Autònoma de Barcelona]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Personality, procrastination and cheating in students from different degree programs]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Clariana]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<source><![CDATA[Electronic Journal of Research in Educational Psychology]]></source>
<year>2013</year>
<volume>11</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>451-72</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Typology of extracurricular activities and academic procrastination in primary education students]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Clariana]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Cladellas]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Gotzens]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Badia]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Dezcallar]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<source><![CDATA[Electronic Journal of Research in Educational Psychology]]></source>
<year>2014</year>
<volume>12</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>419-46</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Continuous assessment in a large group of psychology undergraduates]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Clariana]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Gotzens]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Badia]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<source><![CDATA[Electronic Journal of Research in Educational Psychology]]></source>
<year>2011</year>
<volume>9</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>95-112</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Procrastination and cheating from secondary school to university]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Clariana]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Gotzens]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Badia]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Cladellas]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<source><![CDATA[Electronic Journal of Research in Educational Psychology]]></source>
<year>2012</year>
<volume>10</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>737-54</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Working memory performance in typically developing children and adolescents: Behavioral evidence of protracted frontal lobe development.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Conklin]]></surname>
<given-names><![CDATA[H. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Luciana]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Hooper]]></surname>
<given-names><![CDATA[C. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Yarger]]></surname>
<given-names><![CDATA[R. S]]></given-names>
</name>
</person-group>
<source><![CDATA[Developmental Neuropsychology]]></source>
<year>2007</year>
<volume>31</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>103-28</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Procrastination, temptations, and incentives: The struggle between the present and the future inprocrastinators and the punctual]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dewitte]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Schouwenburg]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<source><![CDATA[European Journal of Personality]]></source>
<year>2002</year>
<volume>16</volume>
<page-range>469-89</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Psychometric validation of two procrastination inventories for adults: Arousal and avoidance measures]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ferrari]]></surname>
<given-names><![CDATA[J. R]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Psychopathology and Behavioral Assessment]]></source>
<year>1992</year>
<volume>14</volume>
<page-range>97-110</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Procrastination: Different time orientations reflect different motives]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ferrari]]></surname>
<given-names><![CDATA[J. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz-Morales]]></surname>
<given-names><![CDATA[J. F]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Research in Personality]]></source>
<year>2007</year>
<volume>41</volume>
<page-range>707-14</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Methods of procrastination and their relation to self-control and self-reinforcement: An exploratory study]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ferrari]]></surname>
<given-names><![CDATA[J.R]]></given-names>
</name>
<name>
<surname><![CDATA[Emmons]]></surname>
<given-names><![CDATA[R.A]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Social Behavior &amp; Personality]]></source>
<year>1995</year>
<volume>10</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>135-42</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[&#8220;If I wait, my partner will do it&#8221;: The role of conscientiousness as a mediator in the relation of academic procrastination and perceived social loafing]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ferrari]]></surname>
<given-names><![CDATA[J.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Pychyl]]></surname>
<given-names><![CDATA[T.A]]></given-names>
</name>
</person-group>
<source><![CDATA[North American Journal of Psychology]]></source>
<year>2012</year>
<volume>14</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>13-24</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ferrari]]></surname>
<given-names><![CDATA[J. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Johnson]]></surname>
<given-names><![CDATA[J. L.]]></given-names>
</name>
<name>
<surname><![CDATA[McCown]]></surname>
<given-names><![CDATA[W. G]]></given-names>
</name>
</person-group>
<source><![CDATA[Procrastination and task avoidance: Theory, research, and treatment]]></source>
<year>1995</year>
<publisher-loc><![CDATA[New York ]]></publisher-loc>
<publisher-name><![CDATA[Plenum]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Life regrets by avoidant and arousal procrastinators. Why put off today what you will regret tomorrow?]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ferrari]]></surname>
<given-names><![CDATA[J. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Barnes]]></surname>
<given-names><![CDATA[K. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Steel]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Individual Differences]]></source>
<year>2009</year>
<volume>30</volume>
<page-range>163-8</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Structural magnetic resonance imaging of the adolescent brain]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Giedd]]></surname>
<given-names><![CDATA[J. N]]></given-names>
</name>
</person-group>
<source><![CDATA[Annals of the New York Academy of Sciences]]></source>
<year>2004</year>
<volume>1021</volume>
<page-range>77-85</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Discounting of delayed rewards: A life-span comparison]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Green]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Fry]]></surname>
<given-names><![CDATA[A. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Myerson]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[Psychological Science]]></source>
<year>1994</year>
<volume>5</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>33-6</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Exploring different types of academic delayers: a latent profile analysis]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Grunschel]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Patrzek]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Fries]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<source><![CDATA[Learning and Individual Differences]]></source>
<year>2012</year>
<volume>23</volume>
<page-range>225-33</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The complexity of the relation between fear of failure and procrastination]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Haghbin]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[McCaffrey]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Pychyl]]></surname>
<given-names><![CDATA[T. A]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Rational-Emotive and Cognitive-Behavior Therapy]]></source>
<year>2012</year>
<volume>30</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>249-63</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Procrastination: Associations with achievement goal orientation and learning strategies]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Howell]]></surname>
<given-names><![CDATA[A. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Watson]]></surname>
<given-names><![CDATA[D. C]]></given-names>
</name>
</person-group>
<source><![CDATA[Personality and Individual Differences]]></source>
<year>2007</year>
<volume>43</volume>
<page-range>167-78</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The relationship between procrastination and academic performance: A meta-analysis]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[K. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Seo]]></surname>
<given-names><![CDATA[E. H]]></given-names>
</name>
</person-group>
<source><![CDATA[Personality and Individual Differences]]></source>
<year>2015</year>
<volume>82</volume>
<page-range>26-33</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The relationship of motivation and flow experience to academic procrastination in university students]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<source><![CDATA[The Journal of Genetic Psychology]]></source>
<year>2005</year>
<volume>166</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>5-14</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[A study of academic procrastination based on the theory of planned behavior]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lin]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Xin-wen]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<source><![CDATA[Chinese Journal of Clinical Psychology]]></source>
<year>2014</year>
<volume>22</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>855-9</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The impact of academic self-efficacy, acculturation difficulties, and language abilities on procrastination behavior in Chinese international students]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lowinger]]></surname>
<given-names><![CDATA[R. J.]]></given-names>
</name>
<name>
<surname><![CDATA[He]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Lin]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Chang]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<source><![CDATA[College Student Journal]]></source>
<year>2014</year>
<volume>48</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>141-52</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Exploring the dynamic nature of procrastination: a latent growth curve analysis of academic procrastination]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Moon]]></surname>
<given-names><![CDATA[S. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Illingworth]]></surname>
<given-names><![CDATA[A. J]]></given-names>
</name>
</person-group>
<source><![CDATA[Personality and Individual Differences]]></source>
<year>2005</year>
<volume>38</volume>
<page-range>297-309</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Academic procrastination in college students: The role of self-reported executive function]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rabin]]></surname>
<given-names><![CDATA[L. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Fogel]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Nutter-Upham]]></surname>
<given-names><![CDATA[K. E]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Clinical and Experimental Neuropsychology]]></source>
<year>2011</year>
<volume>33</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>344-57</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Are college cheating and plagiarism related to academic procrastination?]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Roig]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[DeTommaso]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<source><![CDATA[Psychological Reports]]></source>
<year>1995</year>
<volume>77</volume>
<page-range>691-8</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Academic procrastination: Associations with personal, school, and family variables]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rosario]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Costa]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Nuñez]]></surname>
<given-names><![CDATA[J. C.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Pienda]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Solano]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Valle]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<source><![CDATA[The Spanish Journal of Psychology]]></source>
<year>2009</year>
<volume>12</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>118-27</page-range></nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Affective, cognitive, and behavioral differences between high and low procrastinators]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rothblum]]></surname>
<given-names><![CDATA[E. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Solomon]]></surname>
<given-names><![CDATA[L. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Murakami]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Counseling Psychology]]></source>
<year>1986</year>
<volume>33</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>387-94</page-range></nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schouwenburg]]></surname>
<given-names><![CDATA[H. C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Procrastination in academic settings: general introduction]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Schouwenburg]]></surname>
<given-names><![CDATA[H. C]]></given-names>
</name>
<name>
<surname><![CDATA[Lay]]></surname>
<given-names><![CDATA[C. H]]></given-names>
</name>
<name>
<surname><![CDATA[Pychyl]]></surname>
<given-names><![CDATA[T. A]]></given-names>
</name>
<name>
<surname><![CDATA[Ferrari]]></surname>
<given-names><![CDATA[J. R]]></given-names>
</name>
</person-group>
<source><![CDATA[Counseling the procrastinator in academic settings]]></source>
<year>2004</year>
<page-range>3-17</page-range><publisher-loc><![CDATA[Washington ]]></publisher-loc>
<publisher-name><![CDATA[American Psychological Association]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Self-regulation and academic procrastination]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Senécal]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Koestner]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Vallerand]]></surname>
<given-names><![CDATA[R. J]]></given-names>
</name>
</person-group>
<source><![CDATA[The Journal of Social Psychology]]></source>
<year>1995</year>
<volume>135</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>607-19</page-range></nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[In search of the arousal procrastinator: Investigating the relation between procrastination, arousal-based personality traits and beliefs about procrastination motivations]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Simpson]]></surname>
<given-names><![CDATA[W. K.]]></given-names>
</name>
<name>
<surname><![CDATA[Pychyl]]></surname>
<given-names><![CDATA[T. A]]></given-names>
</name>
</person-group>
<source><![CDATA[Personality and Individual Differences]]></source>
<year>2009</year>
<volume>47</volume>
<page-range>906-11</page-range></nlm-citation>
</ref>
<ref id="B36">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[&#8220;I&#8217;ll look after my health, later&#8221;: A replication and extension of the procrastination health model with community-dwelling adults]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sirois]]></surname>
<given-names><![CDATA[F. M]]></given-names>
</name>
</person-group>
<source><![CDATA[Personality and Individual Differences]]></source>
<year>2007</year>
<volume>43</volume>
<page-range>15-26</page-range></nlm-citation>
</ref>
<ref id="B37">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[&#8220;I&#8217;ll look after my health later&#8221;: An investigation of procrastination and health]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sirois]]></surname>
<given-names><![CDATA[F. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Melia-Gordon]]></surname>
<given-names><![CDATA[M. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Pychyl]]></surname>
<given-names><![CDATA[T. A]]></given-names>
</name>
</person-group>
<source><![CDATA[Personality and Individual Differences]]></source>
<year>2003</year>
<volume>35</volume>
<page-range>1167-84</page-range></nlm-citation>
</ref>
<ref id="B38">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Academic procrastination: Frequency and cognitive-behavioral correlates]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Solomon]]></surname>
<given-names><![CDATA[L.J]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Counseling Psychology]]></source>
<year>1984</year>
<volume>31</volume>
<page-range>503-9</page-range></nlm-citation>
</ref>
<ref id="B39">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Time orientations of procrastinators: Focusing on the past, present, or future?]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Specter]]></surname>
<given-names><![CDATA[M. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Ferrari]]></surname>
<given-names><![CDATA[J. R]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Social Behavior &amp; Personality]]></source>
<year>2000</year>
<volume>15</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>197-202</page-range></nlm-citation>
</ref>
<ref id="B40">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[&#8220;I&#8217;ll go to therapy, eventually&#8221;: Procrastination, stress, and mental health]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Stead]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Shanahan]]></surname>
<given-names><![CDATA[M. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Neufeld]]></surname>
<given-names><![CDATA[R. W. J]]></given-names>
</name>
</person-group>
<source><![CDATA[Personality and Individual Differences]]></source>
<year>2010</year>
<volume>49</volume>
<page-range>175-80</page-range></nlm-citation>
</ref>
<ref id="B41">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The Nature of Procrastination: A Meta-Analytic and Theoretical Review of Quintessential Self-Regulatory Failure]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Steel]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<source><![CDATA[Psychological Bulletin]]></source>
<year>2007</year>
<volume>133</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>65-94</page-range></nlm-citation>
</ref>
<ref id="B42">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Arousal, avoidant and decisional procrastinators: Do they exist?]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Steel]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<source><![CDATA[Personality and Individual Differences]]></source>
<year>2010</year>
<volume>48</volume>
<page-range>926-34</page-range></nlm-citation>
</ref>
<ref id="B43">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Sex, education and procrastination: An epidemiological study of procrastinators&#8217; characteristics from a global sample]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Steel]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Ferrari]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[European Journal of Personality]]></source>
<year>2012</year>
<volume>27</volume>
<page-range>51-8</page-range></nlm-citation>
</ref>
<ref id="B44">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Age differences in future orientation and delay discounting]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Steinberg]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Graham]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[O&#8217;Brien]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Woolard]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Cauffman]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Banich]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<source><![CDATA[Child Development]]></source>
<year>2009</year>
<volume>80</volume>
<page-range>28-44</page-range></nlm-citation>
</ref>
<ref id="B45">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The portrait of the procrastinator: Risk factors and results of an indecisive personality]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tibbett]]></surname>
<given-names><![CDATA[T. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Ferrari]]></surname>
<given-names><![CDATA[J. R]]></given-names>
</name>
</person-group>
<source><![CDATA[Personality and Individual Differences]]></source>
<year>2015</year>
<volume>82</volume>
<page-range>175-84</page-range></nlm-citation>
</ref>
<ref id="B46">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[A meta-analytically derived nomological network of procrastination]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Van Eerde]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
</person-group>
<source><![CDATA[Personality and Individual Differences]]></source>
<year>2003</year>
<volume>35</volume>
<page-range>1401-18</page-range></nlm-citation>
</ref>
<ref id="B47">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Effects of ability, high-school achievement and procrastinatory behavior on college performance]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wesley]]></surname>
<given-names><![CDATA[J. C]]></given-names>
</name>
</person-group>
<source><![CDATA[Educational and Psychological Measurement]]></source>
<year>1994</year>
<volume>54</volume>
<page-range>404-8</page-range></nlm-citation>
</ref>
<ref id="B48">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Linear age-correlated development of inhibitory saccadic trajectory deviations.]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[West]]></surname>
<given-names><![CDATA[G. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Mendizábal]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Carrière]]></surname>
<given-names><![CDATA[M-P.]]></given-names>
</name>
<name>
<surname><![CDATA[Lippé]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<source><![CDATA[Developmental Psychology]]></source>
<year>2014</year>
<volume>50</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>2285-90</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
