具有连续分布偏差变元的双曲型微分方程振动准则的进一步结果
张蒙, 宋国华
Further Oscillation Results for a Class of Hyperbolic Equations with Continuous Distributed Deviating Arguments
ZHANG Meng, SONG Guo-hua
数学季刊 . 2012, (1): 145 -151 .