@article{PIM_1998_N_S_63_77_a8,
     author = {A. Sternal and Z. Szafranski and B. Szmanda},
     title = {Oscillatory and {Asymptotic} {Behaviour} of {Some} {Difference} {Equations}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {66 },
     publisher = {mathdoc},
     volume = {_N_S_63},
     number = {77},
     year = {1998},
     zbl = {0994.39009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PIM_1998_N_S_63_77_a8/}
}