<XML><RECORDS><RECORD><REFERENCE_TYPE>10</REFERENCE_TYPE><REFNUM>6927</REFNUM><AUTHORS><AUTHOR>van Rijsbergen,C.J.</AUTHOR></AUTHORS><YEAR>1993</YEAR><TITLE>Two essays in information retrieval</TITLE><PLACE_PUBLISHED>DCS Tech Report</PLACE_PUBLISHED><PUBLISHER>Ablex Publishing Corporation, New Jersey, U.S.A.</PUBLISHER><ISBN>ir-93-03</ISBN><LABEL>van Rijsbergen:1993:6927</LABEL></RECORD></RECORDS></XML>