Lawal, A.A. Maman, M. Chaibou, I. Hamadou, and A.S. Gouro. 2019. “Marketing of Crop Residues in Niamey City: Socio-Organizational Aspects”. International Journal of Environment, Agriculture and Biotechnology 4 (2). https://journal-repository.com/index.php/ijeab/article/view/474.