DOSSA, A. B. K., and P. D. KOMBIENOU. “STATISTICAL APPLICATION OF THE CONTINGENT EVALUATION FOR CONSERVATION OF AGRICULTURAL SOILS IN BENIN”. Quantum Journal of Engineering, Science and Technology, vol. 2, no. 3, June 2021, pp. 1-11, https://qjoest.com/index.php/qjoest/article/view/25.