Martins, Mariana, Tatiana Araújo Lima, Andressa Teixeira, Flavia Artese, and Alvaro MENDES. 2012. “Friction Generated by Elastomeric Ligature With and Without Polymer Coating”. Brazilian Dental Science 14 (1/2). São José dos Campos, Brazil:9-12. https://doi.org/10.14295/bds.2011.v14i1/2.708.