TY - JOUR AU - P. S. Knopov TI - On the problem of nonparametric estimation of a signal from observation of a two-dimensional random field JO - Doklady Akademii Nauk PY - 1980 SP - 294 EP - 296 VL - 252 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1980_252_2_a9/ LA - ru ID - DAN_1980_252_2_a9 ER -