KarpenkoO. V., KravetsV. I. and StanzhitskiiA. N. (2013) “Oscillation of solutions of the second-order linear functional-difference equations”, Ukrains’kyi Matematychnyi Zhurnal, 65(2), pp. 226-235. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/2414 (Accessed: 24November2024).