| BETULIN |
Duke, 1992 * |
| CAFFEICACID |
Economic & Medicinal Plant Research, 5: 207. |
| GALLICACID |
Economic & Medicinal Plant Research, 5: 194. |
| HYPEROSIDE |
Leung, A.Y., Encyclopedia of Common Natural Ingredients Used in Food, Drugs, and Cosmetics, John Wiley & Sons, New York, 1980. |
| PLUMBAGIN |
Williamson, E. M. and Evans, F. J., Potter's New Cyclopaedia of Botanical Drugs and Preparations, Revised Ed., Saffron Walden, the C. W. Daniel Co., Ltd., Essex UK, 362 pp, 1988, reprint 1989. |
| QUERCETIN |
Vlietinck, A.J. and Dommisse, R.A. eds. 1985. Advances in Medicinal Plant Research. Wiss. Verlag. Stuttgart. |
| QUERCITRIN |
Leung, A.Y., Encyclopedia of Common Natural Ingredients Used in Food, Drugs, and Cosmetics, John Wiley & Sons, New York, 1980. |