@article{article025a1255,
title   = {In vitro comparison of the radiopacity of cavity lining materials with human dental structures},
author = {Pires-de-Souza, Fernanda de Carvalho Panzeri and Pardini, Luiz Carlos and Cruvinel, Diogo R. and Hamida, Hisham M. and Garcia, Lucas F. R.},
year = {2010},
doi = {10.4103/0972-0707.66713},
journal   = {Journal of Conservative Dentistry}
}