N. V. Zavala-Alonso DDS, MSc, PhD, J. H. Ramírez-González DDS, MSc, M. Ramírez-Vergara DDS, J. G. Roque-Márquez DDS, MSc, and F. D. Silva-Herzog DDS, MSc, PhD, “Characterization of Enamel After the Use of Oral Hygiene Auxiliaries with Whiteners”, Odovtos - Int J Dent Sc, vol. 21, no. 3, pp. 101–110, Jul. 2019.