Hussain, A.M.M. et al. 1974. Some Observations on <I>Bursera penicillata</I> (DC.) Engl. (<I>B. delpechiana</I> Poiss ex Engl.). Indian Forester. 100, 5 (May 1974), 315–319. DOI:https://doi.org/10.36808/if/1974/v100i5/26861.