@article{DE_1973_9_11_a18,
     author = {Ya. V. Bykov and L. V. Zhivoglyadova},
     title = {The oscillatoriness of the solutions of nonlinear finite difference equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2080--2081},
     publisher = {mathdoc},
     volume = {9},
     number = {11},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1973_9_11_a18/}
}