Performance Check and Sensitivity Verification for UHF PD measurements on power transformers. 2007. [PUMA: Check PD Performance Sensitivity UHF Verification measurements power transformers] URL
Attenuation of UHF signals regarding the Sensitivity Verification for UHF PD Measurements on Power Transformers. 2008. [PUMA: Check Detection Discharges Frequency High Method Partial Power Probe Sensitivity Transformer UHF Ultra Unconventional] URL