1. Chopra RN, Nayar SL, Chopra IC. Glossary of Indian medicinal plants. New Delhi: CSIR Publication, 1956:1.
2. Chopra RN, Chopra IC, Verma BS. Supplement to glossary of Indian medicinal plants. New Delhi: CSIR Publication, 1968:63.
3. Singh RS. Vanosadhi Nirdasica, Ayurvedic Pharmacopoeia. Lucknow: Uttar Pradesh Hindi Sansthan, 1983:129-130.
4. Wealth of India — A directory of raw material and industrial products. vol. 1. New Delhi: CSIR Publication, 1948:2–3.
5. Kirtikar KR, Basu BD. Indian medicinal plants. vol. I. Allahabad: Lalit Mohan Basu and Co, 1935:764–766.