@ARTICLE{Lipiński_P._Watermarking_2011, author={Lipiński, P.}, volume={59}, number={No 1}, journal={Bulletin of the Polish Academy of Sciences Technical Sciences}, pages={21-25}, howpublished={online}, year={2011}, title={Watermarking software in practical applications}, URL={http://www.journals.pan.pl/Content/83261/PDF/04_paper.pdf}, doi={10.2478/v10175-011-0004-3}, }