TY - JOUR AU - O. N. Karpenkov TI - Classification of three-dimensional multistorey completely empty convex marked pyramids JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2005 SP - 165 EP - 166 VL - 60 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_2005_60_1_a9/ LA - en ID - RM_2005_60_1_a9 ER -