Wollenweber, Eckhard and Dörr, M. and Dörsam, M. and Hassan, A. El. and Ahmed, A. A. and Hegazy, M. F. and Zeller, K.-P. (2003):
Flavonoids and terpenoids from the resinous exudates of Madia species (Asteraceae, Helnieae).
In: Zeitschrift für Naturforschung / C, 58, pp. 153-160. [Article]