1. Parallel milking parlor performance and design considerations. Paper # 904042;Armstrong,1990
2. Milking parlors: design, size, efficiency and cost. MP-664;Bennett,1991
3. Bewley, J. 2000. The 1999 Wisconsin Dairy Modernization Project. M. S. Thesis, Univ. Wisconsin, Madison, WI.
4. A comparison of freestall barns used by modernized Wisconsin dairies;Bewley;J. Dairy Sci.,2001
5. Milking systems for large herds;Bickert;J. Dairy Sci.,1973