<XML><RECORDS><RECORD><REFERENCE_TYPE>10</REFERENCE_TYPE><REFNUM>6505</REFNUM><AUTHORS><AUTHOR>Lalmas,M.</AUTHOR></AUTHORS><YEAR>1998</YEAR><TITLE>Collection Fusion in Information Retrieval Formally Investigated with an Epistemic Logic</TITLE><PLACE_PUBLISHED>DCS Tech Report</PLACE_PUBLISHED><PUBLISHER>Dept of Computing Science, University of Glasgow</PUBLISHER><ISBN>TR-1998-4</ISBN><LABEL>Lalmas:1998:6505</LABEL><ABSTRACT> </ABSTRACT></RECORD></RECORDS></XML>