Samarakoon, S. M. M., L. H. P. Gunarathne, and J. Weerahewa. “Estimating Technical Efficiency and Its Determinants in the Coconut Plantations: The Case of Kurunegala Plantations Limited, Sri Lanka”. CORD 38 (March 28, 2022): 6-12. Accessed February 6, 2023. https://www.apccsec.org/index.php/journalicc/article/view/447.