Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1973_9_9_a21, author = {V. S. Mokeichev}, title = {Certain boundary value problems and their approximate solutions}, journal = {Differencialʹnye uravneni\^a}, pages = {1730--1733}, publisher = {mathdoc}, volume = {9}, number = {9}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1973_9_9_a21/} }
V. S. Mokeichev. Certain boundary value problems and their approximate solutions. Differencialʹnye uravneniâ, Tome 9 (1973) no. 9, pp. 1730-1733. http://geodesic.mathdoc.fr/item/DE_1973_9_9_a21/