Souza, J.F.L. de et al. 2014. Efficiency of different sources of roughage on growing performance of young horses. Pesquisa Agropecuaria Brasileira. 19, 9 (Apr. 2014), 1175–1179. DOI:https://doi.org/10.1590/S1678-3921.pab1984.v19.16107.