具分布时滞的偶数阶非线性中立型泛函微分方程的Philos型振动定理
구분포시체적우수계비선성중립형범함미분방정적Philos형진동정리
Philos-Type Oscillation Theorems for Certain Even Order Nonlinear Neutral Functional Differential Equations with Distributed Delays
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