[IEEE [1992] 4th International Conference on Conduction and Breakdown in Solid Dielectrics - Sestri Levante, Italy (22-25 June 1992)] [1992] Proceedings of the 4th International Conference on Conduction and Breakdown in Solid Dielectrics - A methodological evaluation on discharge phenomena at different temperatures in internal gaseous interfaces inside filled and unfilled epoxy resins used in HV components