IKOLA, O. Hans Fromm & Matti Sadeniemi Finnisches Elementarbuch I–II. Finnisch-Ugrische Forschungen, [S. l.], v. 1958, n. 33, p. 21–23, 1958. Disponível em: https://journal.fi/fuf/article/view/120165. Acesso em: 22 nov. 2024.