ARVOLA, L. The load of organic carbon, nitrogen and phosphorus from two large drainage basins (River Kitka and River Oulanka) in NE Finland. Fennia - International Journal of Geography, [S. l.], v. 177, n. 1, p. 17–25, 1999. Disponível em: https://fennia.journal.fi/article/view/8929. Acesso em: 22 nov. 2024.