Andrey Balmin Latha S. Colby Emiran Curtmola Quanzhong Li Fatma Ozcan Search Driven Analysis of Heterogenous XML Data. 2009 CIDR http://www-db.cs.wisc.edu/cidr/cidr2009/Paper_83.pdf conf/cidr/2009 db/conf/cidr/cidr2009.html#BalminCCLO09