1. G. Bex, W. Gelade, F. Neven, S. Vansummeren, Learning deterministic regular expressions for the inference of schemas from XML data, in: WWW, 2008, pp. 825–834.
2. G. Bex, F. Neven, T. Schwentick, K. Tuyls, Inference of concise DTDs from XML data, in: VLDB, 2006, pp. 115–126.
3. G. Bex, F. Neven, S. Vansummeren, Inferring XML Schema Definitions from XML data, in: VLDB, 2007, pp. 998–1009.
4. Regular expressions into finite automata;Brüggemann-Klein;Theoretical Computer Science,1993
5. J. Clark, M. Murata, RELAX NG Specification, OASIS (December 2001). URL http://www.oasis-open.org/committees/relax-ng/spec-20011203.html.