@misc{cryptoeprint:2002:036,
    author = {Ronald Cramer and Serge Fehr},
    title = {Optimal Black-Box Secret Sharing over Arbitrary Abelian Groups},
    howpublished = {Cryptology ePrint Archive, Report 2002/036},
    year = {2002},
    url = {http://eprint.iacr.org/2002/036},
}