Maftuchah (2017) “Combining Ability in Jatropha curcas L. Genotypes: Combining Ability in Jatropha curcas L. Genotypes”, Proceedings of the Pakistan Academy of Sciences: B. Life and Environmental Sciences, 54(3), pp. 259–261. Available at: https://www.ppaspk.org/index.php/PPAS-B/article/view/414 (Accessed: 4 December 2025).