Armel Nonvide, G. M. “A Re-Examination of the Impact of Irrigation on Rice Production in Benin: An Application of the Endogenous Switching Model”. Kasetsart Journal of Social Sciences, vol. 40, no. 3, Feb. 2018, pp. 657-62, https://so04.tci-thaijo.org/index.php/kjss/article/view/242314.