File:Zryanin, V.A., Zryanina, T.A. 2007. Novye dannye o faune murav’ev Srednego Povolzh’ya.pdf

Zryanin, V.A., Zryanina, T.A. 2007. New data on the ant fauna (Hymenoptera, Formicidae) in the middle Volga river basin. Advances in current biology. 117:33–39.