具有连续偏差变元的二阶阻尼方程的振动定理
师文英,赵新生,戴晓东
Oscillation Theorems for Second-order Damped Differential Equations with Distributed Deviating Arguments
SHI Wen-ying,ZHAO Xin-sheng,DAI Xiao-dong
河北大学学报(自然科学版)
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2007, (4): 340
-344
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DOI: 10.3969/j.issn.1000-1565.2007.04.002
