Klein, John Lenon, et al. “Bionutritional Efficiency and Carcass Characteristics of Confined Steers Receiving Different Nitrogen Sources With Whole or Milled Corn”. Semina: Ciências Agrárias, vol. 39, no. 6, Nov. 2018, pp. 2541-54, doi:10.5433/1679-0359.2018v39n6p2541.