TY - JOUR AU - L. Kosmak TI - A transform of poligons JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1960 VL - 15 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1960_15_6_a19/ LA - ru ID - RM_1960_15_6_a19 ER -