@ARTICLE{Maciążek_M._Active_2013,
 author={Maciążek, M. and Pasko, M. and Grabowski, D.},
 volume={61},
 number={No 4},
 journal={Bulletin of the Polish Academy of Sciences Technical Sciences},
 pages={847-853},
 howpublished={online},
 year={2013},
 title={Active power filters – optimization of sizing and placement},
 URL={http://www.journals.pan.pl/Content/83820/PDF/12_paper.pdf},
 doi={10.2478/bpasts-2013-0091},
}