?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Djitaingar%2C+Kemadjingaye&rft.aufirst=Kemadjingaye&rft.aulast=Djitaingar&rft.date=2026&rft.inst=Universidad+Internacional+Iberoamericana+M%C3%A9xico&rft.title=Projets+de+D%C3%A9veloppement+en+Afrique+Subsaharienne.+Cas+de+la+Province+du+Lac+Tchad%2C+D%C3%A9fis+et+pistes+de+Solutions&rft.degree=Doctoral