Mirjana Mazuran Elisa Quintarelli Letizia Tanca Mining Tree-Based Frequent Patterns from XML. 287-299 2009 FQAS http://dx.doi.org/10.1007/978-3-642-04957-6_25 conf/fqas/2009 db/conf/fqas/fqas2009.html#MazuranQT09