Daud, Norhayati, and Rosna Mat Taha. “Effects of Gamma Radiation on Growth of Sinningia Speciosa Callus Tissu”. Journal of Science and Mathematics Letters 3, no. 2 (January 19, 2019): 33–41. Accessed May 15, 2024. https://ojs.upsi.edu.my/index.php/JSML/article/view/433.