Diaspora knowledge networks : vanishing doubt and increasing evidence /Meyer, Jean-Baptiste Wattiaux, J.P. DIASPORA MIGRATION INTERNATIONALE TRANSFERT DE TECHNOLOGIE QUALIFICATION PROFESSIONNELLE EXODE DES COMPETENCES COOPERATION INTERNATIONALE METHODOLOGIE ENQUETE INTERNET RESEAU CALDAS RESEAU DE RECHERCHE 2006 text https://www.documentation.ird.fr/hor/fdi:010058370 fdi:010058370 Meyer Jean-Baptiste, Wattiaux J.P.. Diaspora knowledge networks : vanishing doubt and increasing evidence. 2006, 8 (1), 4-24 EN COLOMBIE AFRIQUE DU SUD