https://www.vedomosti.ru/politics/articles/2014/03/21/sovfed-ratificiroval-dogovor-o-prisoedinenii-kryma-i-odobril?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=sovfed-ratificiroval-dogovor-o-prisoedinenii-kryma-i-odobril