TY - JOUR AU - L. M. Tsalenko TI - The Laplace--Casimir operators on contractions of the Lie groups $O(n,\mathbb C)$ JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1989 SP - 261 EP - 262 VL - 44 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1989_44_1_a26/ LA - en ID - RM_1989_44_1_a26 ER -