Sotelo, J., Noro, M., Wittwer, F., Smulders, J. P., & Pulido, R. G. (2012). Evaluation of the herbage allowance and type of concentrate on some ruminal parameters of grazing dairy cows during autumn. Archivos De Medicina Veterinaria, 44(2), 167–172. https://doi.org/10.4067/S0301-732X2012000200010