Hebling, Eduardo, Rodolfo Luís Gonçalves, and Dagmar de Paula Queluz. 2015. “Cost Analysis of Materials Used in Class III, IV and V Composite Resin Restorations”. Brazilian Journal of Oral Sciences 12 (4). Limeira, SP:298-306. https://periodicos.sbu.unicamp.br/ojs/index.php/bjos/article/view/8640942.