<XML><RECORDS><RECORD><REFERENCE_TYPE>0</REFERENCE_TYPE><REFNUM>6861</REFNUM><AUTHORS><AUTHOR>van Rijsbergen,C.J.</AUTHOR></AUTHORS><YEAR>1986</YEAR><TITLE>A non-classical logic for information retrieval</TITLE><PLACE_PUBLISHED> The Computer Journal, 29 </PLACE_PUBLISHED><PUBLISHER>N/A</PUBLISHER><PAGES>481-485</PAGES><LABEL>van Rijsbergen:1986:6861</LABEL><ABSTRACT> </ABSTRACT></RECORD></RECORDS></XML>