@ARTICLE{Hippe_Peter_Regular_2011, author={Hippe, Peter}, number={No 4}, journal={Archives of Control Sciences}, howpublished={online}, year={2011}, publisher={Committee of Automatic Control and Robotics PAS}, title={Regular design equations for the continuous reduced-order Kalman filter}, URL={http://www.czasopisma.pan.pl/Content/84204/PDF/1.pdf}, doi={10.2478/v10170-011-0001-7}, }