AARIO, R.; FORSSTRÖM, L. Glacial stratigraphy of Koillismaa and North Kainuu, Finland. Fennia - International Journal of Geography, [S. l.], v. 157, n. 2, p. 1–49, 1979. Disponível em: https://fennia.journal.fi/article/view/9164. Acesso em: 22 may. 2024.