TY - JOUR AU - Kindler, Evžen TI - Mathematical theory of static systems JO - Kybernetika PY - 1977 SP - EP - 189 VL - 13 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1977__13_3_a1/ LA - en ID - KYB_1977__13_3_a1 ER -