แหล่งข้อมูล

http://www.dek-d.com/board/view.php?id=1112185

http://th.wikipedia.org/wiki/%E0%B9%82%E0%B8%97%E0%B8%A3%E0%B8%A8%E0%B8%B1%E0%B8%9E%E0%B8%97%E0%B9%8C%E0%B8%A1%E0%B8%B7%E0%B8%AD%E0%B8%96%E0%B8%B7%E0%B8%AD

http://www4.eduzones.com/dena/5172

http://board.samsungparty.com/post92.html