@article{article9aeae060,
title   = {Effect of 'BI IND.2''O IND.3' addition on the microstructure and electrical properties of the 'SnO IND.2'.CoO.'NB IND.2''O IND.5' varistor system},
author = {Pianaro, S A and Bueno, P R and Olivi, Paulo and Longo, E and Varela, J A},
year = {1997},
journal   = {Journal of Materials Science Letters}
}