Life of the Votyaks of Sarapul Uyezd in Vyatka province: Ethnogr. a sketch of a member of the Kazan Island of Archeology, History and Ethnography V. Koshurnikov, staff. the caretaker of Sarapul County. School .- Kazan: type. Imp. University, 1880.- 44 p. ; 24 centimeters
.