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vol.22 issue1Patents and R&D cooperation in Latin America:Facts and challengesSocioeconomic conditions of undergraduate students of the University of Pamplona, North of Santander, Colombia author indexsubject indexarticles search
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Investigación y Desarrollo

Print version ISSN 0121-3261

Investig. desarro. vol.22 no.1 Barranquilla Jan./June 2014