中国科学院数学与系统科学研究院期刊网
非线性二阶常微分方程组边值问题的正解
杨志林;孙经先
Positive Solutions of Boundary Value Problems for Systems of Nonlinear Second Order Ordinary Differential Equations
Zhi Lin YANG(1),Jing Xian SUN(
数学学报 . 2004, (1): 111 -118 .  DOI: 10.12386/A2004sxxb0016