Suharjo, U. K. J., H. Hasanudin, T. Pamekas, H. Pujiwati, and A. Vanturini. “Promoting Tuber Formation In Vitro With Benzyl Amino Purine and Paclobutrazol at Different Concentrations”. Akta Agrosia, vol. 22, no. 1, June 2019, pp. 29-35, https://ejournal.unib.ac.id/Agrosia/article/view/7422.