MELOVSKI, L.; LEVKOV, Z.; KRSTIĆ, S. Phosphorus and heavy metals concentration in the river sediment along the river Vardar course. Macedonian Journal of Ecology and Environment, [S. l.], v. 5, n. 2, p. 127–132, 1997. Disponível em: https://mjee.org.mk/index.php/mjee/article/view/55. Acesso em: 5 may. 2024.