de Carvalho, Rodrigo Furtado, Fernando Luiz Goulart Cruz, Debora Pinto Antunes, Evane Gonçalves Toledo Júnior, Luiz Fernando Cappa de Oliveira, Marcos Vinícius Queiroz de Paula, and Karina Lopes Devito. 2018. “In Vitro Analysis of Dental Ceramics: Evaluation of the Radiopacity and Chemical Composition by Raman Spectroscopy”. Brazilian Dental Science 21 (2). São José dos Campos, Brazil:164-71. https://doi.org/10.14295/bds.2018.v21i2.1504.