@article{CRMATH_2003__337_11_725_0,
     author = {Chen, Zengjing and Kulperger, Reg and Jiang, Long},
     title = {Jensen's inequality for \protect\emph{g}-expectation: part 1},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {725--730},
     publisher = {Elsevier},
     volume = {337},
     number = {11},
     year = {2003},
     doi = {10.1016/j.crma.2003.09.017},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2003.09.017/}
}