A. Damian Ila, S. Ben Ohen, K. Okoi Itam, and N. N. Inyang, “Analysis of Technical Efficiency of Smallholder Cocoa Farmers in Cross River State, Nigeria”, Int. J. Agric. Manag. Dev., vol. 2, no. 4, pp. 177–185, Sep. 2012, Accessed: May 31, 2026. [Online]. Available: https://oiccpress.com/ijamad/article/view/6667