@misc{cryptoeprint:2006:041,
    author = {Birgit Pfitzmann and Matthias Schunter and Michael Waidner},
    title = {Reactively Simulatable Certified Mail},
    howpublished = {Cryptology ePrint Archive, Report 2006/041},
    year = {2006},
    url = {http://eprint.iacr.org/2006/041},
}