Richard Cole Tsvi Kopelowitz Moshe Lewenstein Suffix Trays and Suffix Trists: Structures for Faster Text Indexing. 358-369 2006 conf/icalp/2006-1 ICALP (1) http://dx.doi.org/10.1007/11786986_32 db/conf/icalp/icalp2006-1.html#ColeKL06