<XML><RECORDS><RECORD><REFERENCE_TYPE>0</REFERENCE_TYPE><REFNUM>6228</REFNUM><AUTHORS><AUTHOR>Tombros,A.</AUTHOR><AUTHOR>Villa,R.</AUTHOR><AUTHOR>van Rijsbergen,C.J.</AUTHOR></AUTHORS><YEAR>2002</YEAR><TITLE>The effectiveness of query-specific hierarchic clustering in information retrieval</TITLE><PLACE_PUBLISHED>38(4)</PLACE_PUBLISHED><PUBLISHER>Information Processing and Management</PUBLISHER><PAGES>559-582</PAGES><LABEL>Tombros:2002:6228</LABEL></RECORD></RECORDS></XML>