中国科学院数学与系统科学研究院期刊网
The Application of the Sums of Ranges of Monotone Operators in the Mixed Boundary Problems
Cui Lian YOU, Zhen HE
Acta Mathematica Sinica, Chinese Series . 2004, (5): 885 -898 .  DOI: 10.12386/A2004sxxb0112