Baranov, Nikolai, and Elena Manasyan. “Documents of the Austrian State Archives about the History of Habsburg Diplomatic Relations With Russia: Research Potential”. Quaestio Rossica 9, no. 3 (September 29, 2021): 1117–1127. Accessed April 27, 2024. https://qr.urfu.ru/ojs/index.php/qr/article/view/qr.630.