“STUDY AND QUANTIFICATION OF THE CAROTENOIDS BY SPECTROSCOPIC METHODS OF THE «NISPERO DE LA SIERRA> AND IT´S VALORATION AS A FUNCTIONAL FOOD”. Revista Peruana de Química e Ingeniería Química 9, no. 1 (August 14, 2006): 3–9. Accessed July 17, 2024. https://revistasinvestigacion.unmsm.edu.pe/index.php/quim/article/view/4035.