@article{DE_1982_18_5_a19,
     author = {M. L. Rasulov},
     title = {An application of the residue method},
     journal = {Differencialʹnye uravneni\^a},
     pages = {877--885},
     publisher = {mathdoc},
     volume = {18},
     number = {5},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1982_18_5_a19/}
}