中国科学院数学与系统科学研究院期刊网
Existence of Monotone Positive Solutions for Semipositone Right Focal Boundary Value Problems with Dependence on the Derivatives
Xin An HAO, Li Shan LIU
Acta Mathematica Sinica, Chinese Series . 2012, (1): 149 -160 .  DOI: 10.12386/A2012sxxb0014