中国科学院数学与系统科学研究院期刊网
Radon-Nikodym Theorems for Set-Valued Measures and Pettis-Aumann Integral Representation for Set-Valued Operators
Jian Rong WU(1),Cong Xin WU(2)
Acta Mathematica Sinica, Chinese Series . 2001, (2): 249 -258 .  DOI: 10.12386/A2001sxxb0034