TY - JOUR AU - A. V. Kostochka TI - Maximal capacity of the boundary of the Sperner family JO - Doklady Akademii Nauk PY - 1990 SP - 536 EP - 538 VL - 310 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1990_310_3_a4/ LA - ru ID - DAN_1990_310_3_a4 ER -