Alonso, Marcell Patachi, et al. “Cost-Volume-Profit Ratio of Concentrate Supplements in Finishing Diets for Beef Cattle”. Semina: Ciências Agrárias, vol. 40, no. 6Supl2, Sept. 2019, pp. 3279-88, doi:10.5433/1679-0359.2019v40n6Supl2p3279.