Kachru, Sunandini, et al. “Effect of Indole Butyric Acid (IBA), Cow Urine and Growing Media on Root Formation in Tomato Stem Cuttings”. Himachal Journal of Agricultural Research, vol. 43, no. 1, June 2017, pp. 40-43, https://hjar.org/index.php/hjar/article/view/128443.