TY - JOUR AU - Bourdache-Siguerdidjane, Houria TI - On the characteristic modes of a rigid body under forces JO - Kybernetika PY - 1994 SP - 489 EP - 497 VL - 30 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1994__30_5_a1/ LA - en ID - KYB_1994__30_5_a1 ER -