TY - JOUR AU - Vojtenko, Sergej S. TI - Existence conditions for stabilizing and antistabilizing solutions to the nonautonomous matrix Riccati differential equation JO - Kybernetika PY - 1987 SP - 32 EP - 43 VL - 23 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1987__23_1_a3/ LA - en ID - KYB_1987__23_1_a3 ER -