[BART01] Jonathan Bartlett. “xmltangle - Literate programming with XML”. Available: http://members.wri.com/johnnyb/xmltangle/.

[CLAR01] James Clark and Clark Cooper. “Expat XML Parser”. Available: http://expat.sourceforge.net/.

[KNUT83] Donald Knuth. “Literate Programming”. The Computer Journal. 27. 2. May 1984. Available: http://www.literateprogramming.com/knuthweb.pdf.

[JENK97] Bob Jenkins. “Algorithm Alley: Hash Functions”. Dr. Dobb's Journal. September 1997. Available: http://burtleburtle.net/bob/hash/doobs.html.