Dial, Mouhamadou Lamine. “Agricultural Productivity in the WAEMU Countries: Decomposition in Technical Efficiency and in Technological Change”. La Revue Internationale des Économistes de Langue Française 2, no. 1 (June 30, 2017): 95–108. Accessed August 7, 2025. https://www.journals.ue.poznan.pl/rielf/article/view/1321.