中国科学院数学与系统科学研究院期刊网
The Essential Norm of Riemann-Stieltjes Operators
Xiao Man LIU, Yong Min LIU, Yan Yan YU
Acta Mathematica Sinica, Chinese Series . 2016, (6): 847 -858 .  DOI: 10.12386/A2016sxxb0075