S. Robert-baldwin and M. Cave, search.yahoo.com/web/advanced 5 Statistics according to volatile web site engines sources are available at http://wiki.creative commons, creativecommons.org 3 http://www.w3.org, 1999.

L. Lessig, Code And Other Laws of Cyberspace, Basic Books, 2000.

D. Mulligan and A. Burstein, 21 See e.g. MPEG-21 framework standard ISO/IEC TR 21000-1 " Information technology -- Multimedia framework (MPEG-21) --Part 1: Vision, Technologies and Strategy the Lower Court number six of Badajoz, a city in Extremadura, Spain, ruled that a bar owner did not have to pay license fees to the main Spanish collecting society for his use of Creative Commons-licensed music, Implementing Copyright Limitations in Rights Expression Languages, p.5829, 2002.