1. 1) Laila Impex Communication #54.
2. 2) Kapoor L. D., “Hand Book of Ayurvedic Medicinal Plants,” CRC Press, Boca Raton, 1990.
3. 4) Nadkarni K. M., “The Indian Materia Medica,” South Asia Books, Columbia, 1988.
4. Bacopa monniera, a reputed nootropic plant: an overview