Salo, Maija-Liisa, and Eeva Pekkarinen. “Nutritive Value for Growing Pigs of Pekilo Protein and Torula Yeast Grown in Spent Sulphite Liquour”. Agricultural and Food Science 53, no. 1 (January 1, 1981): 52–56. Accessed November 23, 2024. https://journal.fi/afs/article/view/72055.