Fichtner, Suzete Silveira, et al. “EFFECTS OF VARIETES AND POPULATION RATIOS OF INTERCROPPED CORN AND SOYBEAN ON DRY MATTER YIELD AND SILAGE QUALITY”. Pesquisa Agropecuária Tropical [Agricultural Research in the Tropics], vol. 19, no. 1, Nov. 2007, pp. 87-96, https://revistas.ufg.br/pat/article/view/2571.