Asenjo CF, de Fernández M del CC. USES, PREPARATION, AND PROPERTIES OF PINGUINAIN, THE PROTEIN-SPLITTING ENZYME OF THE MAYA FRUIT. JAUPR [Internet]. 1945 Apr. 1 [cited 2024 Apr. 20];29(2):35-46. Available from: https://revistas.upr.edu/index.php/jaupr/article/view/12871