1. On the composition of Achillea abrotanoides (Vis.) Vis. essentail oil;Bicchi;Flavour Fragrance J.,1988
2. Handbook of Phytochemical Constituents of GRAS Herbs and other Economic Plants;Duke,1992
3. Taxonomy of the Achillea clavennae group and the A. ageratifolia group (Asteraceae, Anthemideae) on the Balkan Peninsula;Franzén;Willdenowia,1986
4. Differentiation patterns in Achillea ageratifolia (Asteraceae);Franzén;Willdenowia,1988
5. Flavonoid diversification in the Achillea ageratifolia and A. clavennae groups (Asteraceae);Franzén;Am. J. Bot.,1988