http://ru.wikipedia.org/wiki/%D0%A0%D0%BE%D1%81%D1%81%D0%B8%D0%B9%D1%81%D0%BA%D0%B0%D1%8F_%D1%84%D0%B0%D1%88%D0%B8%D1%81%D1%82%D1%81%D0%BA%D0%B0%D1%8F_%D0%BF%D0%B0%D1%80%D1%82%D0%B8%D1%8Fhttp://newsland.com/news/detail/id/457325/http://inosmi.ru/politic/20101224/165169455.html