Template:Pak & Kawano, 1992
- Pak, J.-H. & Kawano, S. 1992. Biosystematic studies on the genus Ixeris and its allied genera (Compositae-Lactuceae) (IV): Taxonomic treatments and nomenclature. Memoirs of the Faculty of Science, Kyoto University. Series of Biology 15(1–2): 29–61. hdl: 2433/258921
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