“Pasture height at the beginning of deferment as a determinant of signal grass structure and potential selectivity by cattle - doi: 10.4025/actascianimsci.v35i4.20421” (2013) Acta Scientiarum. Animal Sciences, 35(4), p. 379–385. doi:10.4025/actascianimsci.v35i4.20421.