TY - JOUR AU - A. V. Efimov TI - An analog of Rudin's theorem for continuous radial positive definite functions of several variables JO - Trudy Instituta matematiki i mehaniki PY - 2012 SP - 172 EP - 179 VL - 18 IS - 4 UR - http://geodesic.mathdoc.fr/item/TIMM_2012_18_4_a15/ LA - ru ID - TIMM_2012_18_4_a15 ER -