Tettey, E., W. A. Jonfia-Essien, and D. Obeng-Ofori. “The Impact of Insect Infestation on Stored Purpled Cocoa Beans”. Journal of Energy and Natural Resource Management 1, no. 3 (December 31, 2014). Accessed May 5, 2024. http://jenrm.uenr.edu.gh/index.php/uenrjournal/article/view/62.