S. Nurbaiti, Y. A. Purwestri, B. S. Daryono, E. Semiarti, and A. Indrianto, “Developmental the pattern of embryogenic microspore of rice (Oryza sativa L.) based on morphological characteristic”, Berkala Penelitian Hayati, vol. 25, no. 1, pp. 7-11, Mar. 2020.