Abstract
We obtain sufficient conditions for the oscillation of all solutions of the first-order neutral delay differential equation
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Chuanxi, Q., Ladas, G. Oscillations of first-order neutral equations with variable coefficients. Monatshefte für Mathematik 109, 103–111 (1990). https://doi.org/10.1007/BF01302930
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DOI: https://doi.org/10.1007/BF01302930