The Impact of Insulation Monitoring and Diagnostics on Reliability and Exploitation of Service Life. 2006. [PUMA: GIS Insulation LCC cable co-ordination costs cycle diagnostics gas insulated life monitoring power reliability service substations systems transformers] URL
Electromagnetic (UHF) PD Diagnosis of GIS, Cable Accessories and Oil-paper Insulated Power Transformers for Improved PD Detection and Localization. 2006. [PUMA: Accessories Assessment Cable Condition GIS On-site PD-Measurement Power Transformers UHF] URL