Reference

S. V. Grebennikov, V. S. Grebennikov (1984): Behaviour of the leaf-cutter bee Megachile bombycina (PALL.) and wasp Dolichovespula saxonica (F.) during the solar eclipse on 31 June 1981; p. 125. [Ru. Date: 26.VII.1984]. – In: VASIL'YEV, V. P. (ed.). The 9th Congress of the All-Union Entomological Society (Kiev, October 1984). Abstracts. Pt 1. Kiev (Naukova Dumka) – .