Template:Churkin, 2009
- Churkin, S.V. 2009. Notes on Parnassius Latreille, 1804 from Tian-Shan and Alai. Part 1: Parnassius simonius Staudinger, 1889 - P. boedromius Puengeler, 1901 (Lepidoptera, Papilionidae). Atalanta 40(3-4): 461–478. full article (pdf).