Arrazola-Paternina, G., A. Alvis-Bermúdez, and C. García-Mogollon. “Blanching Treatment Effect on the Enzymatic Activity of Polyphenoloxidase in Two Varieties of Sweet Potato (Ipomoea Batatas Lam.)”. Revista Colombiana De Ciencias Hortícolas, vol. 10, no. 1, 2016, 5125.