TY - JOUR AU - M. Joswig TI - The group of projectivities and colouring of the facets of a~simple polytope JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2001 SP - 584 EP - 585 VL - 56 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_2001_56_3_a10/ LA - en ID - RM_2001_56_3_a10 ER -