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Thandapani E, Mahalingam K. Necessary and sufficient conditions for oscillation of second order neutral difference equations. Tamkang J. Math. [Internet]. 2003 Jun. 30 [cited 2024 Nov. 24];34(2):137-46. Available from: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/260