KAILA, A. Forms of newly retained phosphorus in mineral soils. Agricultural and Food Science, [S. l.], v. 36, n. 1, p. 65–76, 1964. DOI: 10.23986/afsci.71618. Disponível em: https://journal.fi/afs/article/view/71618. Acesso em: 21 sep. 2021.