CHOI, C.-W., A. VANHATALO, and P. HUHTANEN. “Concentration and Estimated Flow of Soluble Non-Ammonia Nitrogen Entering the Omasum of Dairy Cows As Influenced by Different Protein Supplements”. Agricultural and Food Science 11, no. 2 (January 2, 2002): 79–91. Accessed July 26, 2024. https://journal.fi/afs/article/view/5720.