@article{article061870a0,
title   = {Effects of a corona discharge on the charge stability of teflon fep negative electrets},
author = {Dias, C J and Marat-Mendes, J N and Giacometti, José Alberto},
year = {1989},
doi = {10.1088/0022-3727/22/5/014},
journal   = {Journal of Physics D}
}