1. The Influence on Milk Production of a Definite Time Interval for Milking Cows by Machine;Dahlberg;N. Y. State Agr. Expt. Sta. Bul.,1941
2. The Leucocyte Count and the Chloride Content from Bovine Udders with Mild Streptococcic Infections;Cone;Jour. Milk Technol.,1940
3. Relation of the Number of Leucocytes in Milk to Streptococcus Infections of the Bovine Udder;Hucker;Jour. Milk Technol.,1942
4. Bovine Mastitis. Survey of the Literature to the End of 1935;Munch-Petersen;Gt. Brit. Imp. Bur. Anim. Health, Rev. Ser.,1938
5. The Cow's Udder;Petersen;Minn. Agr. Expt. Sta. Bul.,1942