1. Penicillin in Milk Following Intramuscular and Intra-mammary Administration of Penicillin in Normal and Mastitic Cows;Albright;J.A.V.M.A.,1961
2. Antibiotics in Milk—A Review;Albright;J. Dairy Sci.,1961
3. Concentrations of Penicillin in Milk of Cows Following Intramuscular Administration;Blobel;J.A.V.M.A.,1960
4. Brown, R, W. Residues in Milk from Antibiotics Used in Mastitis Treatment. USDA, ARS 20-9, p. 189. September, 1960.
5. The Determination of Antibiotic Levels in Blood and in Milk Following Perenteral and Intramammary Injection;Edwards;J. Comp. Pathol.,1953