Barros, Nelson Nogueira, Jorge R. Kawas, Expedito Aguiar Lopes, and William L. Johnson. 1992. “Comparative Study With Sheep and Goats of the Digestibility of a Native Legume in the Semi-Arid Zone of Ceará, Brazil. II. In Vivo Digestibility of the Silage of Cassia Sp”. Pesquisa Agropecuaria Brasileira 27 (11): 1551-55. https://doi.org/10.1590/S1678-3921.pab1992.v27.3803.