RANDEL, P. F. Complete rations containing coarsely chopped or ground hay for dairy cows in confinement vs. conventional grazing. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 75, n. 3, p. 241–251, 1991. DOI: 10.46429/jaupr.v75i3.3592. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/3592. Acesso em: 28 jun. 2022.