@article{articleb3b5133a,
title   = {Influence of acid etching on shear strength of different glass ionomer cements},
author = {Bortoletto, Carolina Carvalho and Junior, Walter Gomes Miranda and Motta, Lara Jansiski and Bussadori, Sandra Kalil},
year = {2013},
doi = {10.1590/s1677-32252013000100003},
journal   = {Brazilian Journal of Oral Science}
}