TY - JOUR AU - V. R. Ibragimov TI - Some properties of the Richardson extrapolation JO - Differencialʹnye uravneniâ PY - 1990 SP - 2170 EP - 2173 VL - 26 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1990_26_12_a20/ LA - ru ID - DE_1990_26_12_a20 ER -