Kuhlmann, M., & Yu. Proshchalykin, M. (2011).

Bees of the genus Colletes Latreille 1802 of the Asian part of Russia, with keys to species (Hymenoptera: Apoidea: Colletidae)

. Zootaxa, 3068(1), 1–48. https://doi.org/10.11646/zootaxa.3068.1.1