1. Possible modifications of USP microbial limits and tests;Bruch W.;Drug. Cosmet. Ind.,1972
2. Method for microbiological testing of nonsterile pharmaceuticals;Buhlmann X.;Appl. Microbiol.,1968
3. Fundamentals of microbiology in relation to cleansing in the cosmetic industry;Davis J. G.;Soap Perfum. Cosmet.,1973
4. Microbiological tests used in a quality control program;Goldman C. L.;Cosmet. Perfum.,1973
5. Microbiological limit guidelines for cosmetics and toiletries;Tenenbaum S.;The Cosmetic, Toiletry, and Fragrance Association. Cosmet. J.,1973