Ferro, D., Gil, J., Jiménez, A., Manrique, C. and Martínez, C. A. (2021) “Estimation of lactation curves of Gyr cattle and some associated production parameters in the Colombian low tropic”, Revista Colombiana de Ciencias Pecuarias, 35(1), pp. 3–13. doi: 10.17533/udea.rccp.v35n1a01.