@ARTICLE{Kaczorek_T._Positive_2012, author={Kaczorek, T.}, volume={60}, number={No 3}, journal={Bulletin of the Polish Academy of Sciences Technical Sciences}, pages={605-616}, howpublished={online}, year={2012}, title={Positive stable realizations of discrete-time linear systems}, URL={http://www.journals.pan.pl/Content/83638/PDF/22_paper.pdf}, doi={10.2478/v10175-012-0072-z}, }