@article{DE_1988_24_7_a13,
     author = {N. Yu. Kapustin},
     title = {A difference scheme for the {Goursat} problem with boundary functions in $L_2$},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1204--1213},
     publisher = {mathdoc},
     volume = {24},
     number = {7},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1988_24_7_a13/}
}