Literature
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- Marikovskaya, T.P. 1990. New data on the biology of bees (Hymenoptera, Apoidea) in the mountains and the Podgorny plains of south Kazakhstan. Proceedings of the Institute of Zoology, Kazakh Academy of Sciences 45: pp. 149-158.
- Söderman, G. and Leinonen, R. 2003. Suomen Mesipistiäiset ja niiden uhanalaisuus. Tremex Press Oy, Helsinki.