Rong, L.I., and Wang Kang-Ning. 2009. “Nixtamalization Effects on the Contents of Phytic Acid in the Varieties of Maize and the Bioavailability of Iron in Nixtamalized Maize to Young Pigs”. Pakistan Journal of Nutrition 8 (6): 905–909. https://doi.org/10.3923/pjn.2009.905.909.