@article{article8d17cac1,
title   = {Accuracy of root length determination using tri auto ZX and proTaper instruments: an in vitro study},
author = {Carneiro, Everdan and Bramante, Clóvis Monteiro and Picoli, Fábio and Letra, Ariadne and Silva Neto, Ulisses Xavier da and Menezes, Renato},
year = {2006},
journal   = {Journal of Endodontics}
}