1. New Constituents of Essential Oil from Elsholtzia pilosa
2. Hooker, J. D. 1985.Flora of British India, Vol. IV, 643Ashford: Reeve & Co. Ltd.
3. Kanaujia, K. R., Pant, A. K., Mathela, C. S., Melkani, A. B., Parihar, R., Bestmann, H. J. and Vostrowsky, O. unpublished data