http://parallhlografos.wordpress.com/2014/07/26/%CE%BF%CE%B9-%CE%B6%CF%89%CE%BF%CE%BB%CE%BF%CE%B3%CE%B9%CE%BA%CE%BF%CE%AF-%CE%BA%CE%AE%CF%80%CE%BF%CE%B9-%CE%B1%CE%BD%CE%B8%CF%81%CF%8E%CF%80%CF%89%CE%BD-%CF%84%CE%B7%CF%82-%CE%B1%CF%80%CE%BF%CE%B9/

http://beforeitsnews.com/politics/2014/06/the-forgotten-history-of-human-zoos-2631736.html?currentSplittedPage=3