1. Chemical agents for removing intrinsic stains from vital teeth. II. Current techniques and their application;McEvoy;Quintessence Int,1989
2. Color atlas of tooth whitening;McLaughlin,1991
3. Complete dental bleaching;Goldstein,1995
4. Bleaching techniques in restorative dentistry;Greenwall,2001
5. Nightguard vital bleaching: effects on enamel surface texture and diffusion;Haywood;Quintessence Int,1990