@misc{cryptoeprint:2011:147,
    author = {Tang Chunming, Gao Shuhong, Zhang Chengli},
    title = {The Optimal Linear Secret Sharing Scheme for Any Given Access Structure},
    howpublished = {Cryptology ePrint Archive, Report 2011/147},
    year = {2011},
    url = {http://eprint.iacr.org/2011/147},
}