Guerrero, Maribel, A. S. Ju?rez, R. G. Ram?rez, R. Montoya, M. Murillo, Oreste La O, y Mar?a A. Cerrillo. 2010. «Chemical Composition and Protein Degradability of Native Forages of the Semiarid Region of Northern Mexico». Cuban Journal of Agricultural Science 44 (2). https://mail.cjascience.com/index.php/CJAS/article/view/236.