@article{article6789dfb2,
title   = {A hybrid transducer to magnetically and ultrasonically evaluate magnetic fluids},
author = {Bruno, Alexandre Colello and Pavan, Theo Zeferino and Baffa, Oswaldo and Carneiro, Antonio Adilton Oliveira},
year = {2013},
doi = {10.1109/TUFFC.2013.2785},
journal   = {IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control}
}