Asna, A.C., K.T. Presannakumari, J.S. Minimol, and S. Krishnan. “Variability Analysis in Bean Characters of Selected Accessions of Cocoa (Theobroma Cacao L.)”. Journal of Plantation Crops 42, no. 2 (April 11, 2014): 246–251. Accessed September 23, 2025. https://www.updatepublishing.com/journal/index.php/JPC/article/view/5609.