TY - JOUR AU - Datta, K. B. TI - A new criterion for strong observability JO - Kybernetika PY - 1985 SP - 61 EP - 64 VL - 21 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1985__21_1_a5/ LA - en ID - KYB_1985__21_1_a5 ER -