VITELA, I.; CRUZ-VÁZQUEZ, C.; SOLANO, J. Behaviour of Holstein cows under a free housing system, in winter, in an arid zone, México. Archivos de Medicina Veterinaria, [S. l.], v. 37, n. 1, p. 23–27, 2005. DOI: 10.4067/S0301-732X2005000100004. Disponível em: http://revistas.uach.cl/index.php/amv/article/view/4786. Acesso em: 18 may. 2024.