Teixeira, M. J. (2009) “ESTIMATION OF PARTURITION DATE THROUGH ULTRASONOGRAPHIC FOETAL BIOMETRY IN ROTTWEILER BITCHES”, Brazilian Animal Science/ Ciência Animal Brasileira. Goiânia, 10(3), pp. 853–861. Available at: https://revistas.ufg.br/vet/article/view/1828 (Accessed: 5 December 2025).