TY - JOUR AU - Umesh, R. M. TI - Conditions for a constrained system to have a set of impulse energy measures JO - Kybernetika PY - 1989 SP - 45 EP - 59 VL - 25 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1989__25_1_a5/ LA - en ID - KYB_1989__25_1_a5 ER -