1. IEEE Standard Requirements for Tap Changers, C57.131,2012
2. Transformer Reliability Survey, CIGRÉ WG A2.37, ELECTRA,2016
3. Survey of Australian power transformer failures and retirements;Martin;IEEE Electric. Insulat. Mag.,2017
4. Vibration signal processing and state analysis technology for on-load tap-changer;Zhang,2020
5. Analysis of the arcing process in on-load tap changers by measuring the acoustic signature;Bhuyan,2014