TY - JOUR AU - Zabczyk, Jerzy TI - A note on the exponential stability of a matrix Riccati equation of stochastic control JO - Kybernetika PY - 1975 SP - EP - 222 VL - 11 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1975__11_3_a2/ LA - en ID - KYB_1975__11_3_a2 ER -