1. Aoki, Haruo (1971), 'A Note on Language Change', in Jesse Sawyer, (ed.), Studies in American Indian Languages. University of California Publications in Linguistics 65. Berkeley, University of California Press , pp. 1-10
2. Bergsland, Knut (1979), 'Post-War Vicissitudes of the Aleut Language', in Bjarne Basse and Kirsten Jensen (eds), Eskimo Languages: Their Present-Day Conditions. Aarhus, Arkona, pp. 21-35
3. Literate and Illiterate Speech