^Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian (编). Even. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. 2016.
^Raymond G. Gordon, Jr, ed. 2005. Ethnologue: Languages of the World. 15th edition. Dallas: Summer Institute of Linguistics.
^Russian dialects in East Siberia and Kamchatka (页面存档备份,存于互联网档案馆). Reviews such publications as: A. Krasovitsky and Ch. Sappok. "The Isolated Russian Dialectal System in Contact with Tungus Languages in Siberia and Far East"; A.Krasovitsky. "Prosody of Statements in the Speech of Old Settlers in the Polar Region".