Christoph Koch Stefanie Scherzinger Nicole Schweikardt Bernhard Stegmaier FluXQuery: An Optimizing XQuery Processor for Streaming XML Data. 1309-1312 2004 conf/vldb/2004 VLDB http://www.vldb.org/conf/2004/DEMP15.PDF db/conf/vldb/vldb2004.html#KochSSS04a