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Muheme, Bagalwa Basemake Gaspard. “es spects roductifs e l’économie nformelle. echerche es ndicateurs our ne réponse u développement n frique”. Afrika Focus 8, no. 1 (March 7, 1992). ccessed December 26, 2024. http://206.189.126.38:8087/index.php/AF/article/view/5848.