Daewook Lee Hyoseop Shin Joonho Kwon Weidong Yang Sukho Lee SFilter : Schema based Filtering System for XML Streams. 266-271 2007 conf/mue/2007 MUE http://doi.ieeecomputersociety.org/10.1109/MUE.2007.191 db/conf/mue/mue2007.html#LeeSKYL07