%0 Journal Article %A Charalambous, Charalambos D. %T Finite-dimensionality of information states in optimal control of stochastic systems: a Lie algebraic approach %J Kybernetika %D 1998 %P [725] %V 34 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1998__34_6_a9/ %G en %F KYB_1998__34_6_a9