中国科学院数学与系统科学研究院期刊网
高阶线性微分方程解的振动和渐近性
于乾标
OSCILLATORY AND ASYMPTOTIC BEHAVIOUR OF THE SOLUTIONS FOR THE HIGHER ORDER LINEAR DIFFERENTIAL EQUATION
Yu Qian-biao
应用数学学报 . 1982, (1): 36 -44 .  DOI: 10.12387/C1982005