Sources :
http://www.youtube.com/watch?v=AW5HnouivgI
http://www.youtube.com/watch?v=gI8yOas-t_0
http://www.youtube.com/watch?v=A4xvP5_Tsjs
http://www.youtube.com/watch?v=sgSEaNjO9oU

"Underwater" / Grégoire Courtois / 2009
http://troudair.free.fr