Romo, Marco Medina, Gustavo Tirado Estrada, Ignacio Mejía Haro, Isaac Camarillo Solís, e Carlos Cruz-Vázquez. 2006. “In situ digestibility in dehydrated ground prickly pear diets containing a fybrolitic enzymes product”. Pesquisa Agropecuária Brasileira 41 (7): 1173-77. https://doi.org/10.1590/S1678-3921.pab2006.v41.7261.