Sinsin Brice, Maliki Raphiou, Floquet Anne,. 2019. “Organic Matter Balance of the Sedentary Yam-Based Cropping Systems With Herbaceous Legumes in Guinean Sudan Zone of Benin”. International Invention of Scientific Journal 3 (01):445-54. http://iisj.in/index.php/iisj/article/view/96.