Kirillova, N. Yu., B. Kryštufek, A.A. Kirillov, A.B. Ruchin, and G. F. Grishutkin. “The First Record of Microtus Subterraneus (de Sélys-Longchamps, 1836) (Rodentia, Cricetidae) for Mordovia, Russia”. Acta Biologica Sibirica 5, no. 4 (December 21, 2019): 145-149. Accessed September 28, 2021. http://journal.asu.ru/biol/article/view/7149.