@misc{cryptoeprint:2012:692,
    author = {Yu Chen and Jiang Zhang and Zhenfeng Zhang and Dongdai Lin},
    title = {Integrated PKE and PEKS - Stronger Security Notions and New Constructions },
    howpublished = {Cryptology ePrint Archive, Report 2012/692},
    year = {2012},
    url = {http://eprint.iacr.org/2012/692},
}