MOYÁ, J. R.; RANDEL, P. F.; RIVERA, E.; RIVERA, J. E. PLASMA SELENIUM AND COPPER IN DAIRY CATTLE FROM DAIRIES THROUGHOUT PUERTO RICO. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 86, n. 3-4, p. 179–183, 2002. DOI: 10.46429/jaupr.v86i3-4.3062. Disponível em: Acesso em: 30 may. 2023.