TY - CPAPER AU - Daniel Jancarczyk TI - INVESTIGATION OF LOW - FREQUENCY NOISE EMITTED BY POWER TRANSFORMER T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th International Multidisciplinary Scientific GeoConference SGEM2019, Informatics, Geoinformatics and Remote Sensing PY - 2019 SP - 927 EP - 934 DO - 10.5593/sgem2019/2.1/s08.120 PB - STEF92 Technology ER -