MÄKELÄ, A. On the ability of calves to digest hay. Agricultural and Food Science, [S. l.], v. 32, n. 1, p. 161–168, 1960. DOI: 10.23986/afsci.71520. Disponível em: https://journal.fi/afs/article/view/71520. Acesso em: 2 may. 2024.