TY - JOUR AU - G. I. Marchuk TI - A contribution to the theory of biorthogonal expansions of the fields of meteorological elements JO - Doklady Akademii Nauk PY - 1968 SP - 832 EP - 835 VL - 179 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1968_179_4_a17/ LA - ru ID - DAN_1968_179_4_a17 ER -