Ranjit, K., K. K., S. P., S. K., and K. S. “Variability Studies in Okra (Abelmoschus Esculentus L. Moench)”. Electronic Journal of Plant Breeding, Vol. 7, no. 2, Sept. 2016, pp. 226-34, http://www.ejplantbreeding.org/index.php/EJPB/article/view/454.