Πηγές:

• http://www.gaiapedia.gr/gaiapedia/index.php/%CE%9E%CE%B5%CE%BD%CE%B9%CE%BA%CE%AD%CF%82_%CF%86%CF%85%CE%BB%CE%AD%CF%82_%CE%B1%CE%BB%CF%8C%CE%B3%CF%89%CE%BD
• http://horses-hbp.blogspot.gr/2012/09/blog-post.html
• http://horses-hbp.blogspot.gr/2012/08/blog-post_2.html
• http://horses-hbp.blogspot.gr/2012/07/blog-post_8079.html
• http://my-horze.blogspot.gr/2013/06/blog-post.html
• https://www.youtube.com/playlist?list=PL7FB8470A9047355F