@inproceedings{inproceedings4ef7904b,
title   = {Nonlinear iterative model for langevin ultrasonic transducers},
author = {Perez, Nicolas and Andrade, Marco Aurélio Brizzotti and Buiochi, Flávio and Adamowski, Júlio Cezar and Adamowski, Júlio Cezar},
year = {2011},
publisher = {Portuguese Acoustical Society},
booktitle   = {International Congress and Exposition on Noise Control Engineering,}
}