Ali Bwala, Madu, Abdulhamid Garba Yaru, and Wasiu Alani. 2019. “An Assessment of the Value Chain of Shea in Borgu Area of Niger State, Nigeria”. Journal of the Bangladesh Agricultural University 17 (3), 369-74. https://www.banglajol.info/index.php/JBAU/article/view/43217.