by Aka Kouamé supervised by Christian Hermann - Nantes
by Roseline Amenan Kouamé supervised by Michel Catala and Aka Kouamé . - Nantes
by Marc Gildas Bi Kouakou Kakou supervised by Guy Saupin and Aka Kouamé . - Nantes
by Louis Philippe Banga supervised by Nathalie Goedert and Aka Kouamé . - Paris, EPHE
by Koffi Théodore Yao supervised by Christine Pernelle , Yéï Marie-Solange Oga , Olivier Fouché-Grobla and Jean Biémi . - Paris, CNAM