@ARTICLE\{IMM2005-04088,
    author       = "T. Heskes and M. Opper and W. Wiegerinck and O. Winther and O. Zoeter",
    title        = "Approximate inference techniques with expectation constraints",
    year         = "2005",
    pages        = "11015",
    journal      = "Journal of Statistical Mechanics: Theory and Experiment",
    volume       = "",
    editor       = "",
    number       = "",
    publisher    = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/4088-full.html"
}