Antalffy Gyula. A Thousand Years of Travel in Old Hungary, trans. Elisabeth Hoch. Hungary: Kner, 1980. P. 198–201.
Salaberry d’Irumberry Charles-Marie, marquis. Voyage a Constantinople, en Italie, et aux oles de l’Archipel, par l’Allemagne et la Hongrie. Paris: Imprimerie de Crapelet, 1799. P. 89.
Coxe. Travels in Poland and Russia, III. P. 116–117; see also Cross Anthony. The Philanthropist, the Travelling Tutor, and the Empress: British Visitors and Catherine II’s Plans for Penal and Medical Reform // Russia and the World of the Eighteenth Century, eds. R. P. Barlett, A. G. Cross, and Karen Rasmussen. Columbus, Ohio: Slavic Publishers, 1988. P. 214–228.
Sade. Julliette. P. 882, 885.
Marshall Joseph. Travels Through Germany, Russia, and Poland in the Years 1769 and 1770. London, 1772: rpt. New York: Arno Press and New York Times, 1971. P. 126, 167, 243.
Parkinson John. A Tour of Russia, Siberia, and the Crimea, 1792–1794, ed. William Collier. London: Frank Cass, 1971. P. 11.