1L Guo, F Shao, C Botev, J Shanmu - gasundaram. XRANK : Ranked Keyword Search Over XML Documents. In Proc. of Int' 1 Conf. on Management of Data (ACM SIG MOD), San Diego, California, June 2003
2S Cohen,J Mamou,Y Knaza. XSEarch:A Semantic Search Engine for XML. In Proc. of the 29th VLDB Conf. , Berlin, Germany,2003
3R Baeza - Yates, B. Ribeiro - Neto. Modern In - formation Retrieval. ACM Press, 1999
4Miller G A. Wordnet :An Online Lexical Database. International Journal of Lexi- cography, 1990 ; (4)
5Sara Cohen,Yaron Knaza,Benny Kimelfeld. Interconnection Samantics for Keyword Search in XML. In : Proc. of CIKM Int'l Conf., Bremen, Germany, October,2005