O. D. Ramírez-Torres, J. A. Arroyo-Aguilú, and N. Semidey-Laracuente, “Preliminary Evaluation of Ramie (Boehmeria nivea (L.) Gaudich) as a Forage Source for Livestock Feeding”, JAUPR, vol. 65, no. 3, pp. 274–281, Jul. 1981.