Authors: Carlos Alberto Paterno Marchioli.
Authors: Sarr Simon Antoine, Keita Fatoumata, Aw Fatou, Mingou Joseph Salvador, Diouf Youssou, Diop Khadimu Rassoul, Beye Serigne Mor, Ngaidé Aliou Alassane, Bodian Momar, Ndiaye Mouhamadou Bamba, Mbaye Alassane, Kane Adama, Diao Maboury, Kane Abdoul.
Authors: Dohou Serge Hugues Mahougnon, Ade Sènan Serge, Bonou Mêkonoudé Fidèle, Amegan Hamondji Nicolas, Biaou Chabi Olaniran Alphonse, Codjo Houétondji Léopold, Houenassi Dedonougbo Martin.
Authors: Raymond T Bradley.