The following publications are possibly variants of this publication:
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- Reasoning and identifying relevant matches for XML keyword searchZiyang Liu, Yi Chen. pvldb, 1(1):921-932, 2008. [doi]
- XSeek: A Semantic XML Search Engine Using KeywordsZiyang Liu, Jeffrey Walker, Yi Chen. VLDB 2007: 1330-1333 [doi]
- Fast ELCA computation for keyword queries on XML dataRui Zhou, Chengfei Liu, Jianxin Li. edbt 2010: 549-560 [doi]