Rina Dechter Lars Otten Radu Marinescu 0002 On the Practical Significance of Hypertree vs. TreeWidth. 913-914 2008 ECAI http://dx.doi.org/10.3233/978-1-58603-891-5-913 conf/ecai/2008 db/conf/ecai/ecai2008.html#DechterOM08