@article{DE_1993_29_9_a7,
     author = {N. Ya. Tikhonenko and A. M. Chadaev},
     title = {On the approximate solution of some mixed boundary value problems for infinite systems of differential-difference equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1542--1549},
     publisher = {mathdoc},
     volume = {29},
     number = {9},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1993_29_9_a7/}
}