@BOOK{Wai_05,
    AUTHOR      = {M. Wainwright, Michael I. Jordan},
    TITLE       = {A Variational Principle for Graphical Models},
    PUBLISHER   = {MIT Press},
    YEAR        = {2005},
    VOLUME      = {},
    SERIES      = {In New Directions in Statistical Signal Processing (chapter 11)},
    ADDRESS     = {},
    EDITION     = {},
    MONTH       = {},
    NOTE        = {},
    KEY         = {},
    KEYWORDS    = {},
    ISBN        = {},
    URL         = {http://www.cs.berkeley.edu/~jordan/papers/WaiJor_ChapterRef_2005.pdf},
    ABSTRACT    = {},
}