Corley, R. N., M. R. Murphy, and J. E. Wold. “Age and the Effectiveness of Chewing During Eating in Holstein Cows”. The Bovine Practitioner 1997, no. 31.2 (May 1, 1997): 97–98. Accessed November 12, 2024. https://bovine-ojs-tamu.tdl.org/bovine/article/view/1536.