Joseph, Phebe, and M.D. Jessy. “Agro-Economic Evaluation of Different Weed Control Methods in Rubber Plantation”. Journal of Plantation Crops 41, no. 3 (September 12, 2013): 380–383. Accessed September 21, 2025. https://updatepublishing.com/journal/index.php/JPC/article/view/5853.