SALO, M.-L. Lignin studies III. Lignin as tracer in digestibility investigations. Agricultural and Food Science, [S. l.], v. 30, n. 1, p. 97–104, 1958. DOI: 10.23986/afsci.71442. Disponível em: https://journal.fi/afs/article/view/71442. Acesso em: 22 nov. 2024.