1. Association of Official Agricultural Chemists. Official and Tentative Methods. 4th ed., p. 417. Washington, D. C. 1940.
2. Surface Tension of Milk;Behrendt;Zeit. Kinderheilk.,1922
3. Uber Oberflächenspannungs- und Viscositätsbestimmungen bei Kuhmilch unter Verwendung des Traubeschen Stalagmometers;Burri;Biochem. Ztschr.,1909
4. Viscosity, Surface Tension and Whipping Properties of Milk and Cream;Dahlberg;New York (Geneva) Agr. Expt. Sta. Tech. Bull.,1925
5. Critical Preheating Temperatures for Inhibiting Rancidity in Homogenized Milk;Doan;Milk Dealer,1933