“Estimation of Variability Parameters for Certain Quantitative Traits in Cocoa Theobroma Cacao L. Genotypes”. Electronic Journal of Plant Breeding 9, no. 4 December 31, 2018: 1538-1544. Accessed July 13, 2025. https://www.ejplantbreeding.org/index.php/EJPB/article/view/3078.