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glottolog.org
Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian, ур. (2016). „Uralic”. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History.
wikipedia.org
en.wikipedia.org
Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian, ур. (2016). „Uralic”. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History.