@article{articlea910506a,
title   = {Flat-oval root canal preparation with self-adjusting file instrument: a micro-computed tomography study},
author = {Versiani, Marco Aurélio and Pécora, Jesus Djalma and Sousa Neto, Manoel Damião de},
year = {2011},
journal   = {Journal of Endodontics}
}