Pariz, Cristiano Magalhães, et al. “Silage Production of Corn Intercropped With Tropical Forages in an Integrated Crop-Livestock System With Lambs”. Pesquisa Agropecuaria Brasileira, vol. 52, no. 1, Mar. 2017, pp. 54-62, doi:10.1590/S1678-3921.pab2017.v52.22361.