TSEMUSHAU, Stsiapan N. Hardy D. Itinerary of Rostislav Mikhailovich. Journal of the Belarusian State University. History, [S. l.], n. 3, p. 102–105, 2020. Disponível em: https://journals.bsu.by/index.php/history/article/view/2904. Acesso em: 17 jul. 2026.