Reference
O. E. Kosterin (2002): New records of butterflies for the Tyva Republic [Tuva]. -
II. Hitherto not reported species and some considerations about the Erebia magdalena (Strecker, 1880) and Polyommatus icarus (Rottemburg, 1775) groups
(Lepidoptera, Diurna) – Atalanta – 33: 177 - 186.