TY - JOUR AU - M. A. Veliev TI - The stability of the Bubnov--Galerkin method for first order equations with variable coefficients in Hilbert space JO - Differencialʹnye uravneniâ PY - 1969 SP - 479 EP - 487 VL - 5 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1969_5_3_a7/ LA - ru ID - DE_1969_5_3_a7 ER -