KOUTANIEMI, L. Palaeohydrology of the rivers Ivalojoki and Oulankajoki, Finland. Fennia - International Journal of Geography, [S. l.], v. 165, n. 1, p. 89–132, 1987. Disponível em: https://fennia.journal.fi/article/view/9045. Acesso em: 8 may. 2024.