Heikkilä, Terttu, Vesa Toivonen, and Pekka Huhtanen. “Effects of and Interactions Between the Extent of Silage Fermentation and Protein Supplementation in Lactating Dairy Cows”. Agricultural and Food Science 7, no. 3 (January 1, 1998): 329–343. Accessed November 22, 2024. https://journal.fi/afs/article/view/72865.