M. Barros-Rodríguez, “Rumen degradation of diets based on post-harvest biomass of Amaranthus cruentus: effect on rumen protozoa and in vitro gas production”, Rev. investig. vet. Perú, vol. 28, no. 4, pp. 812–821, Dec. 2017, doi: 10.15381/rivep.v28i4.13931.