TY - JOUR AU - R. E. Krichevskii TI - The length of a block which is necessary to obtain a prescribed surplus JO - Doklady Akademii Nauk PY - 1966 SP - 37 EP - 40 VL - 171 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1966_171_1_a7/ LA - ru ID - DAN_1966_171_1_a7 ER -