Sidorov, D.A. and Proshchalykin, M.Y. 2017. A contribution to the knowledge of the bee genus Andrena Fabricius (Hymenoptera, Andrenidae) of the Republik of Khakassia. Acta Biologica Sibirica. 3, 2 (May 2017), 13-19. DOI:https://doi.org/10.14258/abs.v3i2.2185.