Guevara Torres, E.F., Gonzales Patiño, Y.M., Martínez Suárez, M. and Vanegas Mora, O. 2014. Determination of physicochemical quality of milk from dual purpose herds by unconventional tests in Colombia. Revista Sistemas de Producción Agroecológicos. 5, 1 (Jun. 2014), 58-73. DOI:https://doi.org/10.22579/22484817.642.