TY - JOUR AU - Grabowski, Piotr AU - Callier, Frank M. TI - On the circle criterion for boundary control systems in factor form : Lyapunov stability and Lur'e equations JO - ESAIM: Control, Optimisation and Calculus of Variations PY - 2006 SP - 169 EP - 197 VL - 12 IS - 1 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/cocv:2005027/ DO - 10.1051/cocv:2005027 LA - en ID - COCV_2006__12_1_169_0 ER -