Fractional XSketch Synopses for XML Databases. - Natasha Drukh; Neoklis Polyzotis; Minos N. Garofalakis; Yossi Matias (XSym, 2004)

The Design and Architecture of the tau-Synopses System. - Yossi Matias; Leon Portman; Natasha Drukh (EDBT, 2006)

tau-xSynopses - a System for Run-Time Management of XML Synopses. - Natasha Drukh; Yariv Matia; Yossi Matias; Leon Portman (NGITS, 2006)