@inproceedings{inproceedingsa68222a3,
title   = {Impulse charging of electrets - applications},
author = {Altafim, Ruy Alberto Corrêa and Janiszewski, Jorge Mieczyslaw and Giacometti, José Alberto},
year = {1991},
publisher = {Dresden University of Technology},
booktitle   = {International Symposium on High Voltage Engineering}
}