@ARTICLE\{IMM2001-0614,
    author       = "M. Opper and O. Winther",
    title        = "Tractable Approximations for Probabilistic Models: The Adaptive Thouless-Anderson-Palmer Mean Field Approach",
    year         = "2001",
    pages        = "3695-3699",
    journal      = "Phys. Rev. Lett.",
    volume       = "86",
    editor       = "",
    number       = "",
    publisher    = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/614-full.html"
}