Podberezkin, .P.D. (2019) “Two antiquities – one policy: the «tribute of dorpat» and the «tribute of kazan» in Russian diplomacy and historical thought in 1550–60s”, Journal of the Belarusian State University. History, (3), pp. 74–82. doi:10.33581/2520-6338-2019-3-74-82.