1. Drugs of plant origin;Suffness M,1982
2. Glossary of Indian medicinal plants;Chopra RN,1956
3. Indian materia medica;Nadkarni K,1976
4. The in vitro anti-tumor activity of some crude and purified components of blackseed, Nigella sativa L;Worthen DR;Anticancer Res,1998
5. Immunomodulatory and anticancer activity of Nigella sativa plant extract in humans;Medinica R;Proceedings of the American Association for Cancer Research Annual Meeting,1994