@article{IVM_1963_2_a13,
     author = {A. L. Teptin},
     title = {Oscillations of solutions of a linear second-order difference equation},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {120--123},
     publisher = {mathdoc},
     number = {2},
     year = {1963},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1963_2_a13/}
}