Monjarás Ávila, A. J.; Zavala Alonso, V.; Morales Alcocer, G.; Martínez Castañón, G. A.; Patiño Marín, N.; Ramírez González, J. Analysis of the Surface of Healthy and Fluorotic Human Enamel Using Microhardness Test. Superficies y Vacio 2017, 30, 6-9.