@misc{cryptoeprint:2004:220,
    author = {Heiko Stamer and Friedrich Otto},
    title = {On Oleshchuk's Public Key Cryptosystem},
    howpublished = {Cryptology ePrint Archive, Report 2004/220},
    year = {2004},
    url = {http://eprint.iacr.org/2004/220},
}