გამოყენებული მასალა

http://www.liberali.ge/ge/liberali/articles/114494/
http://www.youtube.com/watch?v=lhx0gN436Ww
http://ucnauri.com/213363/%E1%83%9C%E1%83%90%E1%83%A0%E1%83%99%E1%83%9D%E1%83%A2%E1%83%98%E1%83%99%E1%83%94%E1%83%91%E1%83%98-2/
http://intermedia.ge/%E1%83%A1%E1%83%A2%E1%83%90%E1%83%A2%E1%83%98%E1%83%90/12193-%E1%83%9C%E1%83%90%E1%83%A0%E1%83%99%E1%83%9D%E1%83%A2%E1%83%98%E1%83%99%E1%83%94%E1%83%91%E1%83%98-%E1%83%93%E1%83%90-%E1%83%A1%E1%83%90%E1%83%96%E1%83%9D%E1%83%92%E1%83%90%E1%83%93%E1%83%9D%E1%83%94%E1%83%91%E1%83%98%E1%83%A1-%E1%83%93%E1%83%90%E1%83%9B%E1%83%9D%E1%83%99%E1%83%98%E1%83%93%E1%83%94%E1%83%91%E1%83%A3%E1%83%9A%E1%83%94%E1%83%91%E1%83%90-%E1%83%9B%E1%83%98%E1%83%A1%E1%83%93%E1%83%90%E1%83%9B%E1%83%98/122/