Hafeez-ud-din, K.S. 1939. A Note on Ferula Foetida [Syn. <I>Eerula asafoetida</I>: Commercial Name <I>Hing.</I>]. Indian Forester. 65, 9 (Aug. 1939), 547–550. DOI:https://doi.org/10.36808/if/1939/v65i9/27343.