Ενδιαφερον αρθρο στο:
http://nipio.net/2013/05/10/t%CE%B1-%CF%80%CE%B1%CE%B9%CE%B4%CE%B9%CE%AC-%CE%BC%CE%B5-%CE%B1%CF%85%CF%84%CE%B9%CF%83%CE%BC%CF%8C-%CE%B2%CE%BB%CE%AD%CF%80%CE%BF%CF%85%CE%BD-%CF%84%CE%B7%CE%BD-%CE%BA%CE%AF%CE%BD%CE%B7%CF%83%CE%B7/#more-13414
http://nipio.net/2013/05/10/t%CE%B1-%CF%80%CE%B1%CE%B9%CE%B4%CE%B9%CE%AC-%CE%BC%CE%B5-%CE%B1%CF%85%CF%84%CE%B9%CF%83%CE%BC%CF%8C-%CE%B2%CE%BB%CE%AD%CF%80%CE%BF%CF%85%CE%BD-%CF%84%CE%B7%CE%BD-%CE%BA%CE%AF%CE%BD%CE%B7%CF%83%CE%B7/#more-13414
