@ARTICLE{Czapp_Stanislaw_Improving_2017,
 author={Czapp, Stanislaw and Dobrzyński, Krzysztof and Klucznik, Jacek and Lubosny, Zbigniew and Kowalak, Robert},
 volume={vol. 66},
 number={No 3 September},
 journal={Archives of Electrical Engineering},
 howpublished={online},
 year={2017},
 publisher={Polish Academy of Sciences},
 title={Improving sensitivity of residual current transformers to high frequency earth fault currents},
 URL={http://journals.pan.pl/Content/101697/PDF/DOI%2010.1515aee-2017-0036.pdf},
 doi={10.1515/aee-2017-0036},
}