LEHTINEN, I. Aleksei Peterson 1931–2017. Finnisch-Ugrische Forschungen, [S. l.], v. 2018, n. 64, p. 392–393, 2019. DOI: 10.33339/fuf.79555. Disponível em: https://journal.fi/fuf/article/view/79555. Acesso em: 25 apr. 2024.