TY - JOUR AU - Spal, Jindřich TI - Generalization of the method of $D$-decomposition JO - Kybernetika PY - 1979 SP - EP - 445 VL - 15 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1979__15_6_a2/ LA - en ID - KYB_1979__15_6_a2 ER -