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\newblock \BBOQ Qualitative probabilities: A normative framework for
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\newblock \BTR\ R-190, University of California at Los Angeles, Ph.D. thesis.

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Jensen, F.~V., Lauritzen, S., \BBA\ Olesen, K. \BBOP1990\BBCP.
\newblock \BBOQ Bayesian updating in recursive graphical models by local
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\bibitem[\protect\BCAY{Li \BBA\ D'Ambrosio}{Li \BBA\ D'Ambrosio}{1994}]{spi94b}
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\newblock Morgan Kaufmann Publishers, Inc., San Mateo, California.

\bibitem[\protect\BCAY{Peot \BBA\ Shachter}{Peot \BBA\ Shachter}{1991}]{peot91}
Peot, M.~A.\BBACOMMA\  \BBA\ Shachter, R.~D. \BBOP1991\BBCP.
\newblock \BBOQ Fusion and propagation with multiple observations in belief
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\newblock {\Bem Artificial Intelligence}, {\Bem 48\/}(3), 299--318.

\bibitem[\protect\BCAY{Shachter, Andersen, \BBA\ Szolovits}{Shachter
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Shachter, R., Andersen, S., \BBA\ Szolovits, P. \BBOP1994\BBCP.
\newblock \BBOQ {Global Conditioning for Probabilistic Inference in Belief
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\bibitem[\protect\BCAY{Shachter, D'Ambrosio, \BBA\ del Favero}{Shachter
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\newblock \BBOQ {Symbolic Probabilistic Inference in Belief Networks}\BBCQ\
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