ALPÍZAR CORDERO, J.; VILLEGAS PEÑARANDA, L.; MADRIGAL CARBALLO, S.; SIBAJA BALLESTERO, M. Effect of pineapple (Ananas Comosus) culture by- products on the enzymatic deproteinization of shrimp biowastes. Uniciencia, v. 27, n. 1, p. 156-170, 1 jan. 2013.