Greuter, W., Aghababian, M., & Wagenitz, G. (2005). Proposals to conserve the names Bellidiastrum, Berkheya, Euryops, Notobasis, Picnomom and Urospermum (Compositae) against six generic names of Vaillant ([Sonderdr.].). Internat. Bureau for Plant Taxonomy and Nomenclature.
Chicago Style (17th ed.) CitationGreuter, Werner, Mariam Aghababian, and Gerhard Wagenitz. Proposals to Conserve the Names Bellidiastrum, Berkheya, Euryops, Notobasis, Picnomom and Urospermum (Compositae) Against Six Generic Names of Vaillant. [Sonderdr.]. Vienna: Internat. Bureau for Plant Taxonomy and Nomenclature, 2005.
MLA (9th ed.) CitationGreuter, Werner, et al. Proposals to Conserve the Names Bellidiastrum, Berkheya, Euryops, Notobasis, Picnomom and Urospermum (Compositae) Against Six Generic Names of Vaillant. [Sonderdr.]. Internat. Bureau for Plant Taxonomy and Nomenclature, 2005.