@incollection{Dechter90a,
author = "R. Dechter and A. Dechter and J. Pearl",
booktitle = "Influence Diagrams, Belief Nets and Decision Analysis",
chapter = "18",
editor = "R.M Oliver and J.Q. Smith",
pages = "411-425",
publisher = "John Wiley {\&} Sons Ltd.",
title = "{O}ptimization in {C}onstraint {N}etworks",
year = "1990",
}