@ARTICLE{Siwczyński_M._The_2009, author={Siwczyński, M. and Jaraczewski, M.}, volume={vol. 57}, number={No 1}, journal={Bulletin of the Polish Academy of Sciences Technical Sciences}, pages={79-85}, howpublished={online}, year={2009}, title={The L1-impulse method as an alternative to the Fourier series in the power theory of continuous time systems}, URL={http://www.journals.pan.pl/Content/105826/PDF/08_paper.pdf}, doi={10.2478/v10175-010-0108-1}, }