Hampel, V. da S. et al. 2016. Grazing behavior of non-supplemented and supplemented heifers on Italian ryegrass pasture. Semina: Ciências Agrárias. 37, 4 (Aug. 2016), 2053–2066. DOI:https://doi.org/10.5433/1679-0359.2016v37n4p2053.