Martins, L.S. et al. 2015. Levels of crude protein in multiple supplements for nelore heifers on pasture in the dry season. Semina: Ciências Agrárias. 36, 3 (Jun. 2015), 1519–1530. DOI:https://doi.org/10.5433/1679-0359.2015v36n3p1519.