@article{DE_1970_6_2_a9,
     author = {G. V. Gusel'nikova},
     title = {Theorems on difference inequalities for a multi-point boundary value problem that differs from the de la {Vall\'ee} {Poussin} problem},
     journal = {Differencialʹnye uravneni\^a},
     pages = {311--319},
     publisher = {mathdoc},
     volume = {6},
     number = {2},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1970_6_2_a9/}
}