@article{article12ed2d75,
title   = {An electret transducer for impulse voltage measurements},
author = {Altafim, Ruy Alberto Corrêa and Giacometti, José Alberto and Janiszewski, Jorge Mieczyslaw},
year = {1992},
doi = {10.1109/28.158851},
journal   = {Ieee Transactions on Industry Applications}
}