Leslie R. Goertzen, Javier Francisco-Ortega, Arnoldo Santos-Guerra, Jeffrey P. Mower, C. Randal Linder, Robert K. Jansen: Molecular Systematics of the Asteriscus Alliance (Asteraceae: Inuleae) II: Combined Nuclear and Chloroplast Data. In: Systematic Botany. Band 27, Nr. 4, 2002, S. 815–823, doi:10.1043/0363-6445-27.4.815.
herbmedit.org
Werner Greuter: Save Asteriscus, sink Nauplius (Compositae). In: Flora Mediterranea. Band 7, 1997, S. 41–48, PDF-Datei.