Fitoterapia. 70 (4): 443–445. doi:10.1016/S0367-326X(99)00046-5. ↑ Production of rotenoids by heterotrophic and photomixotrophic cell cultures of tephrosia vogelii. Nadine Lambert, Marie-France Trouslot, Claudine Nef-Campa and Hervé Chrestin, Phytochemistry, Volume 34, Issue 6, December 1993, Pages 1515-1520, doi:10.1016/S0031-9422(00)90838-0