@ARTICLE{Kaczorek_Tadeusz_Positive_2011, author={Kaczorek, Tadeusz}, number={No 2}, journal={Archives of Control Sciences}, howpublished={online}, year={2011}, publisher={Committee of Automatic Control and Robotics PAS}, title={Positive stable realizations with system Metzler matrices}, URL={http://so.czasopisma.pan.pl/Content/84189/PDF/4.pdf}, doi={10.2478/v10170-010-0038-z}, }