“Casein, Whey Protein and Non-Protein Nitrogen Content of Milk to Identify Water, Sugar and Flour Adulterated Milk”. Bangladesh Journal of Animal Science 53, no. 1 (March 31, 2024): 23–30. Accessed June 26, 2026. https://www.banglajol.info/index.php/BJAS/article/view/72444.