TY - JOUR AU - A. S. Sushkov TI - The convergence of a difference scheme approximating a boundary value problem of the hyperbolic type JO - Čelâbinskij fiziko-matematičeskij žurnal PY - 2019 SP - 333 EP - 344 VL - 4 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CHFMJ_2019_4_3_a5/ LA - ru ID - CHFMJ_2019_4_3_a5 ER -