1. Baumgartner R., Flesca S., and Gottlob G. Visual web information extraction with Lixto. In Proc. 27th Int. Conf. on Very Large Data Bases, 2001, pp. 119–128.
2. Berglund A., Boag S., Chamberlin D., Rernandez M.F., Kay M., Robie J., and Simeon J. (eds.). XML XPath Language 2.0. W3C Recommendation, 2007.
3. Bernstein P.A., Melnik S., Petropoulos M., and Quix C. Industrial-strength schema matching. ACM SIGMOD Rec., 33(4):38–43, 2004.
4. Bing L. and Chen-Chuan-Chang K. Editorial: special issue on web content mining. ACM SIGKDD Explorations Newsletter, 6(2):1–4, 2004.
5. Boag S., Chamberlin D., Fernandez M.F., Florescu D., Robie J., and Simeon J. (eds.). XQuery 1.0. An XML Query Language. W3C Recommendation, 2007.