Dziedzic, D. S. M.; Silva, L. H. R. da; Nascimento, B. L. do; Baechtold, M. S.; Correr, G. M.; Gonzaga, C. C. Effect of Hydrogen Peroxide Application on Color and Surface Roughness of Two Restorative Materials. Braz. J. Oral Sci. 2017, 15, 185-189.