Reference

T. N. Gagina, N. I. Eremeyeva (2000): [Bumble bees]; pp. 159–163, 232–233. [Ru. Date: 14.VI.2000]. – In: GAGINA, T. N., et. al. (editorial board). The Red Data Book of the Kemerovo Province. Rare and En--dangered Species of Animals. Kemerovo (Kemerovo Book Publishing House) – .