TY - JOUR AU - V. I. Parusnikov TI - Klein polyhedra for the fourth extremal cubic form JO - Matematičeskie zametki PY - 2000 SP - 110 EP - 128 VL - 67 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2000_67_1_a11/ LA - ru ID - MZM_2000_67_1_a11 ER -