TY - JOUR AU - Kučera, Vladimír TI - Sixty years of cybernetics: a comparison of approaches to solving the $\text{H}_2$ control problem JO - Kybernetika PY - 2008 SP - 328 EP - 335 VL - 44 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_2008__44_3_a4/ LA - en ID - KYB_2008__44_3_a4 ER -