1. Bessonova, A. (2011) ‘Habbo Hotel's Triumphant 2010.’ Arctic Startup.com, 5 January 2013.
http://www.arcticstartup.com
/2011/01/05/habbo-hotels-triumphant-2010 [accessed 2 December 2013]
2. Reahard, J. (2011) ‘Habbo Hotel Touts 200 Million Registrations.’ Joystiq.com, 3 February 2011.
http://massively.joystiq.com
/2011/02/03/habbo-hotel-touts-200-million-registrations/. [accessed 3 February 2011]
3. De Vere, K. (2012) ‘Tencentís Social Networking Revenues Increase to $345.7M in Q2 2012.’ Inside Social Games.
http://www.insidesocialgames.com
/2012/08/15/tencents-social-networking-revenuesincrease-to-345-7m-in-q2-2012/ [accessed 15 August 2012]
4. Crouzillacq, P. (2012) ‘The Slow Descent into Hell of Zynga.’ Journal du Net.
http://www.journaldunet.com
[accessed 12 December 2012] (in French)
5. Socialgame.fr (2011) ‘Les Social Games les plus Populaires en 2011’
http://www.socialgame.fr
/tag/zynga [accessed 22 December 2011] (in French)