Jalal, J., U. Manzoor, T. Ahmad, R. A. Chowdery, and R. A. Mir. “CALLUS INDUCTION AND DIRECT ORGANOGENESIS IN SAFFRON CALLUS BY USING PLANT EXTRACT AS AN ALTERNATIVE TO PHYTOHORMONES”. International Journal of Pharmacy and Pharmaceutical Sciences, vol. 7, no. 4, Apr. 2015, pp. 90-92, https://journals.innovareacademics.in/index.php/ijpps/article/view/4682.