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Oscillation Criteria for Solutions of Neutral Differential Equations of Impulses Effect with Positive and Negative Coefficients: eventually positive solutions and differential inequalities. Baghdad Sci.J [Internet]. 2020 May 11 [cited 2025 Jul. 20];17(2):0537. Available from: https://bsj-ojs.uobaghdad.edu.iq/index.php/BSJ/article/view/3073