LOPES, P. R.; FURTADO, P. V.; OLIVEIRA, C. A. de. Efficiency of salivary progesterone measurement to identify the ovulation in bitches. Brazilian Journal of Veterinary Research and Animal Science, [S. l.], v. 49, n. 4, p. 269-276, 2012. DOI: 10.11606/issn.1678-4456.v49i4p269-276. Disponível em: https://www.revistas.usp.br/bjvras/article/view/51707. Acesso em: 5 jun. 2023.