@inproceedings{inproceedingse0a95062,
title   = {Characterization of piezoeletric materials by using an optmimization algorithm},
author = {Andrade, Marco Aurélio Brizzotti and Silva, Emílio Carlos Nelli and Buiochi, Flávio and Adamowski, Júlio Cezar},
year = {2007},
publisher = {Vienna University of Technology},
booktitle   = {International Congress on Ultrasonics}
}