@ARTICLE{Piwowarczyk_Tadeusz_About_2011, author={Piwowarczyk, Tadeusz}, number={No 1}, journal={Archives of Control Sciences}, howpublished={online}, year={2011}, publisher={Committee of Automatic Control and Robotics PAS}, title={About a certain relation between two polynomials of the same degree}, URL={http://so.czasopisma.pan.pl/Content/84183/PDF/5.pdf}, doi={10.2478/v10170-010-0033-4}, }