@article{FAA_1986_20_4_a9,
     author = {A. Ya. Gordon},
     title = {A sufficient condition for the continuity of the spectrum of a discrete {Schr\"odinger} operator},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {70--71},
     publisher = {mathdoc},
     volume = {20},
     number = {4},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1986_20_4_a9/}
}