TY - JOUR AU - Charalambous, Charalambos D. TI - Finite-dimensionality of information states in optimal control of stochastic systems: a Lie algebraic approach JO - Kybernetika PY - 1998 SP - 725 EP - 738 VL - 34 IS - 6 UR - http://geodesic.mathdoc.fr/item/KYB_1998_34_6_a9/ LA - en ID - KYB_1998_34_6_a9 ER -