Hei Chan Adnan Darwiche Sensitivity Analysis in Bayesian Networks: From Single to Multiple Parameters. 67-75 2004 conf/uai/2004 UAI http://uai.sis.pitt.edu/displayArticleDetails.jsp?mmnu=1&smnu=2&article_id=1160&proceeding_id=20 db/conf/uai/uai2004.html#ChanD04