http://www.alnadi.net/vb/showthread.php?p=8517
http://www.almdares.net/modules.php?name=trans
http://almdares.net/vz/forumdisplay.php?f=49
http://almdares.net/vz/archive/index.php/t-16729.html
http://skfupm.com/vb/showthread.php?p=54991
http://www.kfupm.edu.sa/mo/
http://www.google.co.ma/search?q=%D8%A7%D9%88%D9%84%D9%85%D8%A8%D9%8A%D8%A7%D8%AF+%D8%A7%D9%84%D8%B1%D9%8A%D8%A7%D8%B6%D9%8A%D8%A7%D8%AA+&hl=fr&lr=&start=10&sa=N
http://www.alnadi.net/vb/showthread.php?p=8517
http://www.alduraz.net/xforum/showthread.php?s=969c34938cfdac4e69ebd1259d4c1eab&threadid=128711
http://www.adadey.com/vb/forumdisplay.php?s=0efad64763437e2f91792276b3ed53f1&f=86
http://www.adadey.com/vb/index.php?s=0efad64763437e2f91792276b3ed53f1
http://bahrainforums.com/showthread.php?t=131198
http://medimath.jeun.fr/login.forum?redirect=viewforum.forum&f=1&start=0
http://www.aljasr.com/f.aspx?t=3152911