@article {IOPORT.50148367,
    author       = {Xiong, Hu and Qin, Zhiguang and Li, Fagen},
    title        = {A certificateless proxy ring signature scheme with provable security},
    year         = {2011},
    journal      = {I. J. Network Security},
    volume       = {12},
    number       = {2},
    pages        = {92-106},
    identifier   = {50148367},
}