Zaman, B.- uz-., M. Salim, R. Asghar, B. Niazi, I. A. Mahmood, and A. Ali. “Growth Response and Ionic Relation in Two Brassica Species under Water Stress Conditions: Growth and Ionic Parameters of Brassica”. Biological Sciences - PJSIR, vol. 51, no. 1, Feb. 2008, pp. 31-35, https://v2.pjsir.org/index.php/biological-sciences/article/view/606.