Template:Kadota & Miura, 2014
- Kadota, Y. & Miura, N. 2014. Taxonomic Studies of Cirsium (Asteraceae) in Japan XXV. Identity of Cirsium nipponicum (Maxim.) Makino and Two New Species from Tohoku District, Northern Japan. Bulletin of the National Museum of Nature and Science, Series B (Botany), Tokyo 40(2): 73–94.