ASENJO, C. F.; RECIO, E. Methionine and Cystine in Puerto Rican Institutional Dishes. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 46, n. 4, p. 350–359, 1962. DOI: 10.46429/jaupr.v46i4.12355. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/12355. Acesso em: 17 aug. 2022.