1. The soap market;Willcox;Cosmet Toilet,1989
2. Evaluation of mild skin cleansers;Wortzman;Dermatol Clin,1991
3. Soap and detergent bar rinsability;Wortzman;J Soc Cosmet Chem,1986
4. Therapeutic moisturizers;Draelos;Dermatol Clin,2000
5. Dry skin and moisturizers;Flynn;Clin Dermatol,2001