1. J. J. Barton and J. Odvarko. Dynamic and graphical web page breakpoints. In Proceedings of the 19th international conference on World wide web, WWW '10, pages 81--90, New York, NY, USA, 2010. ACM.
2. B. Bos, T. Çelik, I. Hickson, and H. W. Lie. Cascading Style Sheets Level 2 Revision 1 (CSS 2.1) Specification. W3C recommendation, World Wide Web Consortium, June 2011.
3. T. Çelik, E. J. Etemad, D. Glazman, I. Hickson, P. Linss, and J. Williams. Selectors level 3. W3C recommendation, World Wide Web Consortium, September 2011.
4. K. J. Eberlein, R. D. Anderson, and G. Joseph. Darwin information typing architecture (DITA) version 1.2. Oasis standard, OASIS, December 2010.
5. P. Genevès. Logics for XML. PhD thesis, Institut National Polytechnique de Grenoble, December 2006. http://www.pierresoft.com/pierre.geneves/phd.htm.