Almonacid-Jiménez, L.Y. et al. 2019. Evaluation of the Enzymatic Hydrolysis of Wet White Assisted with Ultrasound to Obtain Hydrolyzed Collagen. Revista Facultad de Ingeniería. 28, 52 (Jul. 2019), 59–75. DOI:https://doi.org/10.19053/01211129.v28.n52.2019.9654.