The following publications are possibly variants of this publication:
- Query Translation from XPath to SQL in the Presence of Recursive DTDsWenfei Fan, Jeffrey Xu Yu, Hongjun Lu, Jianhua Lu, Rajeev Rastogi. VLDB 2005: 337-348 [doi]
- XPath satisfiability in the presence of DTDsMichael Benedikt, Wenfei Fan, Floris Geerts. JACM, 55(2), 2008. [doi]
- XPath satisfiability in the presence of DTDsMichael Benedikt, Wenfei Fan, Floris Geerts. PODS 2005: 25-36 [doi]
- A Decision Procedure for XPath Satisfiability in the Presence of DTD Containing ChoiceYu Zhang, Yihua Cao, Xunhao Li. apweb 2008: 202-213 [doi]