Rosli, Anita, Alias Radam, Khalid Abdul Rahim, and Amin Mahir Abdullah. “Technical Efficiency Among Pepper Farmers in Sarawak, Malaysia: A Stochastic Frontier Analysis”. Asian Journal of Agriculture and Rural Development 10, no. 3 (October 19, 2020): 729–739. Accessed May 4, 2024. http://archive.aessweb.com/index.php/5005/article/view/2104.