中国科学院数学与系统科学研究院期刊网
Existence and Uniqueness of Fixed Points for Mixed Non-Monotone Binary Operators in Ordered Banach Spaces and Its Applications
Pei Guo ZHANG, Li Shan LIU
Acta Mathematica Sinica, Chinese Series . 2010, (1): 55 -60 .  DOI: 10.12386/A2010sxxb0008