<XML><RECORDS><RECORD><REFERENCE_TYPE>0</REFERENCE_TYPE><REFNUM>5619</REFNUM><AUTHORS><AUTHOR>Amati,G.</AUTHOR><AUTHOR>van Rijsbergen,C.J.</AUTHOR></AUTHORS><YEAR>1998</YEAR><TITLE>Semantic information retrieval</TITLE><PLACE_PUBLISHED>Information Retrieval: Uncertainty and Logics </PLACE_PUBLISHED><PUBLISHER>Kluwer</PUBLISHER><PAGES>189-219</PAGES><LABEL>Amati:1998:5619</LABEL><ABSTRACT> </ABSTRACT></RECORD></RECORDS></XML>