http://ru.wikipedia.org/wiki/%D0%A1%D0%BF%D0%B8%D1%81%D0%BE%D0%BA_%D1%88%D1%82%D0%B0%D1%82%D0%BE%D0%B2_%D0%A1%D0%A8%D0%90_%D1%81_%D0%BA%D0%BE%D0%BD%D1%81%D1%82%D0%B8%D1%82%D1%83%D1%86%D0%B8%D0%BE%D0%BD%D0%BD%D1%8B%D0%BC_%D0%B7%D0%B0%D0%BF%D1%80%D0%B5%D1%82%D0%BE%D0%BC_%D0%BE%D0%B4%D0%BD%D0%BE%D0%BF%D0%BE%D0%BB%D1%8B%D1%85_%D0%B1%D1%80%D0%B0%D0%BA%D0%BE%D0%B2
просто оставлю это тут.
просто оставлю это тут.