ULFAH, N. A.; SAMIK, A.; HARIADI, M.; SUPRAYOGI, T. W.; HIDANAH, S. Correlation of parity and age to services per conception, conception rate, and gestation length in Holstein Friesian cross cows. Ovozoa : Journal of Animal Reproduction, [S. l.], v. 11, n. 1, p. 9–14, 2022. DOI: 10.20473/ovz.v11i1.2022.9-14. Disponível em: https://e-journal.unair.ac.id/OVZ/article/view/32477. Acesso em: 30 sep. 2022.