Ramos, A. de A., Malhado, C. H. M., Carneiro, P. L. S., Gonçalves, H. C., & Azevedo, D. M. M. R. (2006). Phenotypic and genetic characterization of the milk yield and calving interval in buffalo of the Murrah breed. Pesquisa Agropecuaria Brasileira, 41(8), 1261–1267. https://doi.org/10.1590/S1678-3921.pab2006.v41.7275