Ribeiro, Caroline Bertholini, et al. “Growing and Finishing Crossbred Feedlot Ewe Lambs Fed With Increasing Levels of Concentrate in the Diet”. Semina: Ciências Agrárias, vol. 37, no. 6, Dec. 2016, pp. 4243-54, doi:10.5433/1679-0359.2016v37n6p4243.