0120-419X

S0120-419X2019000200261

10.18273/revint.v37n2-2019004

Colombia

00 12 2019

37 2 261 297

[1]

1975 65

[2]

2009 88 10-11 10-11

1445-67

[3]

2007 11 3 3

207-18

[4]

2006 10 3 3

291-302

[5.

2010 48 2 2

498-523

[6]

1971 20 3 3

434-48

[7]

2014 342 2 2

73-8

[8]

2015 75 3 3

953-77

[9]

2009 29 1 1

86-108

[10]

1979 749 of Lecture Notes in Mathematics

[11]

2013

[12]

2011 117 4 4

717-52

[13]

2005 26 5 5

1667-91

[14]

2017 452 2 2

1332-58

[15]

2013 2 2 2

9-24

[16]

2014 189 189

1-21

[17]

2000 23 3-4 3-4

313-28

[18]

2001 35 3 3

407-35

[19]

2007 volume 3 of Lecture Notes of the Unione Matematica Italiana

[20]

1979 volume 2 of Studies in Mathematics and its Applications

[21]

2008 26 3 3

437-55