Mezhėtnicheskie kontakty i razvitie na︠t︡sionalʹnykh kulʹtur : sbornik stateĭ - Krupnik, Igor; Daragan, N. ︠I︡A. (Natali︠i︡a ︠I︡Akovlevna); Shalygina, N. V. (In-t istorii SSSR AN SSSR, 1985)