<XML><RECORDS><RECORD><REFERENCE_TYPE>3</REFERENCE_TYPE><REFNUM>5521</REFNUM><AUTHORS><AUTHOR>Ounis,I.</AUTHOR><AUTHOR>Pasca,M.</AUTHOR></AUTHORS><YEAR>1998</YEAR><TITLE>Effective and Efficient Relational Query Processing using Conceptual Graphs</TITLE><PLACE_PUBLISHED>Proceedings of the 20th BCS Colloquium on Information Retrieval, IRSG'98, Electronic Workshops in Computing, Autrans, Isere, France, 1998 </PLACE_PUBLISHED><PUBLISHER>Springer</PUBLISHER><PAGES>-</PAGES><LABEL>Ounis:1998:5521</LABEL><KEYWORDS><KEYWORD>relational indexing; efficient retrieval; conceptual graphs</KEYWORD></KEYWORDS<ABSTRACT> </ABSTRACT><URL>http://ewic.springer.co.uk/workshops/</URL></RECORD></RECORDS></XML>