Marian Ion Popescu. "CONTROL SYSTEM FOR ROTARY INVERTED PENDULUM DESIGNED BY LQR METHOD AND LYAPUNOV DIRECT METHOD." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2012 12th International Multidisciplinary Scientific GeoConference (2012). https://doi.org/10.5593/sgem2012/s10.v3009