KOUTANIEMI, L.; KUUSELA, K. Water chemistry in Lake Paanajärvi and inflowing rivers, NW Russian Karelia. Fennia - International Journal of Geography, [S. l.], v. 184, n. 2, p. 121–132, 2006. Disponível em: https://fennia.journal.fi/article/view/3723. Acesso em: 5 nov. 2024.