<XML><RECORDS><RECORD><REFERENCE_TYPE>3</REFERENCE_TYPE><REFNUM>6856</REFNUM><AUTHORS><AUTHOR>van Rijsbergen,C.J.</AUTHOR></AUTHORS><YEAR>1989</YEAR><TITLE>Towards an information logic</TITLE><PLACE_PUBLISHED> Proceedings of the 12th ACM SIGIR Conference </PLACE_PUBLISHED><PUBLISHER>N/A</PUBLISHER><PAGES>77-86</PAGES><LABEL>van Rijsbergen:1989:6856</LABEL><ABSTRACT> </ABSTRACT></RECORD></RECORDS></XML>