中国科学院数学与系统科学研究院期刊网
Multiple Positive Solutions of Infinite Boundary Value Problem for Second-order Singular Differential Equations
WANG Ying, LIU Lishan, WANG Yongqing
Acta Mathematicae Applicatae Sinica . 2011, (4): 577 -590 .  DOI: 10.12387/C2011067