Reference

A. E. Khumala (1991): The fauna, abundance, distribution, and phenology of hymenopterous insects of the «Kivach» State Nature Reserve; pp. 31–44, 149. [Ru, en on p. 149; 1 tab., 9 refs. Date: 19.VIII.1991] – In: YAKOVLEV, E. B. & E. G. MOZOLEVSKAYA (eds.). Entomological Researches in the «Kivach» State Nature Reserve [Karelia]. [A Collection of Scientific Papers]. Petrozavodask (Karelian Centre of the Academy of Sciences of the USSR) – .