TY - JOUR AU - Ya. L. Geronimus AU - A. K. Medvedeva TI - The validity of ``Cebysev's principle'' for a two-parameter family of weight functions JO - Doklady Akademii Nauk PY - 1975 SP - 516 EP - 518 VL - 224 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1975_224_3_a3/ LA - ru ID - DAN_1975_224_3_a3 ER -