TY - JOUR AU - I. Kh. Sabitov TI - On the problem of invariance of the volume of a~flexible polyhedron JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1995 SP - 451 EP - 452 VL - 50 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1995_50_2_a15/ LA - en ID - RM_1995_50_2_a15 ER -