Gaurav, Naveen, and Arun Kumar. “Effect of Growth Regulators on <i>in-vitro< i> Callusing of Wild Variety of <i>Withania somnifera< i> L. In B5 Medium”. Indian Forester, vol. 145, no. 12, Dec. 2020, pp. 1176-81, doi:10.36808/if/2019/v145i12/150642.