@Article{Grzegorczyk2006, author = "Grzegorczyk, Grzegorz and Werbowski, Jarosław", title = "On oscillatory solutions of certain difference equations", journal = "Opuscula Math.", year = "2006", volume = "26", number = "2", pages = "317--326", doi = "http://dx.doi.org/10.7494/OpMath.2006.26.2.317", url = "http://dx.doi.org/10.7494/OpMath.2006.26.2.317", abstract = "Some difference equations with deviating arguments are discussed in the context of the oscillation problem. The aim of this paper is to present the sufficient conditions for oscillation of solutions of the equations discussed.", keywords = "difference equations, oscillation", issn = "1232-9274" }