“Effect of gamma radiation on germination speed and percentage of some tobacco (Nicotiana tabacum L.) varieties”, J. Basic Appl. Sci, vol. 21, no. 1, pp. 38–49, Dec. 2015, Accessed: Aug. 28, 2026. [Online]. Available: https://lafsrj.lafsrj.ly/index.php/JBAS/article/view/202