Uri Keich Niranjan Nagarajan A Faster Reliable Algorithm to Estimate the p-Value of the Multinomial llr Statistic. 111-122 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3240&spage=111 2004 conf/wabi/2004 WABI db/conf/wabi/wabi2004.html#KeichN04