TY - JOUR AU - A. N. Sherstnev TI - Best-approximation problems in random normed spaces JO - Doklady Akademii Nauk PY - 1963 SP - 539 EP - 542 VL - 149 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1963_149_3_a13/ LA - ru ID - DAN_1963_149_3_a13 ER -