Scheller, Elizabeth (2011). "The Sámi Language Situation in Russia"(PDF). In Grünthal, Riho; Kovács, Magdolna (eds.). Ethnic and Linguistic Context of Identity: Finno-Ugric Minorities. Helsinki, Finland: University of Helsinki, Department of Finnish, Finno-Ugrian and Scandinavian Studies. pp. 90–91. ISBN978-952-5667-28-8. OCLC755168782.
Scheller, Elizabeth (2011). "The Sámi Language Situation in Russia"(PDF). In Grünthal, Riho; Kovács, Magdolna (eds.). Ethnic and Linguistic Context of Identity: Finno-Ugric Minorities. Helsinki, Finland: University of Helsinki, Department of Finnish, Finno-Ugrian and Scandinavian Studies. pp. 90–91. ISBN978-952-5667-28-8. OCLC755168782.