Kumar, N., K. K. Mueen Ahmed, R. Dang, et al, "GC-MS analysis of propolis of Indian origin." Pharmacognosy 1/1 (2009): 46-48.

Kumar, N., K. K. Mueen Ahmed, R. Dang, et al, "GC-MS analysis of propolis of Indian origin." Pharmacognosy 1/1 (2009): 46-48.