哈尔滨工业大学学报：英文版Issue(2)：P.32-35,4.
Existence of Positive Solutions of Nonlinear NeutralEquations with Positive and Negative Coefficients
摘要
关键词
Nonlinear/neutral/equations/oscillation/existence/positive/solutions分类
通用工业技术引用本文复制引用
关新平,段广仁,张友安,杨军..Existence of Positive Solutions of Nonlinear NeutralEquations with Positive and Negative Coefficients[J].哈尔滨工业大学学报：英文版,1998,(2):P.32-35,4.
