. . . . . . "1841-01-28" . . . "Vasily Klyuchenok" . "1911-05-25" . . "Vasily Klyuchevsky" . . . . "1841" . . . . . . . . . . . "Vasily Osipovich Klyuchevsky" . "Klyuchevsky" . . . "1911" . "V.O. Kluchevsky" . . "V.O. Klyuchevsky" . . . "Kliuchevskii, Vasilii" . . "Vasily Klyuchevsky" . . "Vasily Kliuchevsky" . . . . . . "Vasily Kluchevsky" . . . . "V. O. Klyuchevsky" .