“RUSSIAN HISTORY AND EUROPEAN IDEAS: THE HISTORICAL VISION OF VASILII KLIUCHEVSKII”. Вестник Пермского университета. История = Perm University Herald. History ISSN 2219-3111, vol. 27, no. 4, Aug. 2020, pp. 194-06, https://press.psu.ru/index.php/history/article/view/3257.