1. 1.Ahmed, A.A., Mahmoud, A.A, Ali, E.T., Tzakou, O., Couladis, M., Mabry, T.J., Gati, T. and Toth, G. (2002).Two highly oxygenated eudesmanes and 10 lignans fromAchillea holosericea.Phytochemistry, 59:(8): 851–856.
2. Aljancic, I., Vajs, V., Menkovic, N., Karadzic, I., Juranic, N., Milosavljevic, S., and Macura, S. (1999).Flavones and sesquiterpene lactones fromAchillea atratasubsp.multifida: antimicrobial activity. J. Nat. Prod., 62(6): 909–911.
3. Balboul, B.A.A.A., Ahmed, A.A., Otsuka, H., Bando, M., Kido, M. and Takeda, Y.A. (1997).Guaianolide and germacranolide fromAchillea santolina. Phytochemistry, 46(6):1045–1049.
4. Baser, K.H.C. and Demirci, B., Kaiser, R. and Duman, H. (2000). Composition of the essential oil ofAchillea phrygiaBoiss. Et Ball.J.Essent.Oil Res., 12:327–329.
5. Benetis, R., Radusiene, J., Jakstas, V., Janulis, V. and F., Malinaaus. (2008).Development of an RP-HPLC model for the analysis of phenolic compounds inAchillea millefoliumL. J. Liquid Chromatography & Related Technologies, 31(4): 596–610.