Reference

V. B. Beiko (2000): Urbotolerant Hymenoptera of the city of Moscow and prospects of their reservation; [Ru. Date: [31.XII].2000]. – In: ROZHNOV, V. V., et al. (editorial board). Animals in a Town. The Scientific-Practical Conference [23-24 May 2000]. Abstracts. Moscow (A. N. SEVERTSOV Institute of Problems in Ecology and Evolution, Russian Academy of Sciences) – : 68 - 69.