Sami language -- Study and teaching -- Scandinavia -- History -- 20th century. / https://id.loc.gov/authorities/subjects/sh85074670 https://id.loc.gov/authorities/subjects/sh2001008697 https://id.loc.gov/authorities/subjects/sh85117937-781 https://id.loc.gov/authorities/subjects/sh2002006165 : Kortekangas, Otso,