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http://www.epractice.eu/en/journal/volume/17
http://www.epractice.eu/files/Journal_Volume%2017_0.pdf
http://learn.wordpress.com/get-focused/
http://www.chromeexperiments.com/globe
http://code.google.com/p/support/wiki/MercurialFAQ#Why_should_I_create_a_server-side_clone?
http://www.ebc.com.br/cidadania/2012/11/liderancas-indigenas-articulam-criacao-de-partido-politico

http://en.wikipedia.org/wiki/Clinger%E2%80%93Cohen_Act