Да, вы правы, тут они промахнулись,это ЦАО!https://ru.wikipedia.org/wiki/%D0%A5%D0%B0%D0%BC%D0%BE%D0%B2%D0%BD%D0%B8%D0%BA%D0%B8_%28%D1%80%D0%B0%D0%B9%D0%BE%D0%BD_%D0%9C%D0%BE%D1%81%D0%BA%D0%B2%D1%8B%29#.D0.9C.D1.83.D0.B7.D0.B5.D0.B8