Medina Ninacondor, K.E., J.A. Aguilar Franco, and J. Villegas Alvarez. “Design of a Proposal for an Industrial Plant for the Use of Solid Residues of the Tanning Process (Professional Paper)”. Nexo Scientific Journal 32, no. 01 (July 2, 2019): 75–87. Accessed May 18, 2024. https://www.camjol.info/index.php/NEXO/article/view/7989.