1. F. D. Austin, S. Ghazanfar, in: E. Nasir, and S. I. Ali (Eds.), Convolvulaceae, Flora of Pakistan, Islamabad, Pan Graphics, 126, 1 (1979).
2. S. R. Evans and P. T. Frust (Eds.), in: An Overview of Hallucinogens: the Flash of God, Waveland Press, Illinois, 1990, pp. 3–54.
3. H. Shivalingappa, N. D. Satyanarayan, M. G. Purohit, A. Sharanabasappa, and S. B. Patil, J. Ethnopharmacol., 82, 11 (2002).
4. M. R. Brahmbhatt, J. M. Patel, V. B. Patel, and A. K. Saluja, J. Pharm. Phytother., 1, 1 (2010).
5. L. Nataraj, R. Dharmar, and M. Sellamuthu, Food Sci. Biotechnol., 19, 1251 (2010).