KÄHÄRI, J. Lietelannan kasvinravinnepitosuuksista . Agricultural and Food Science, [S. l.], v. 46, n. 3, p. 215–219, 1974. DOI: 10.23986/afsci.71899. Disponível em: https://journal.fi/afs/article/view/71899. Acesso em: 22 nov. 2024.