KAILA, A. Effective cation-exchange capacity in Finnish mineral soils. Agricultural and Food Science, [S. l.], v. 43, n. 3, p. 178–186, 1971. DOI: 10.23986/afsci.71796. Disponível em: https://journal.fi/afs/article/view/71796. Acesso em: 19 oct. 2024.