Nowik P. Rus’–Byzantine Elite Contacts and the Arrival in Rus’ of Newly Elected Metropolitans of Kyiv in the Eleventh and Twelfth Centuries: A Preliminary Study. Res Gestae [Internet]. 23 lipiec 2026 [cytowane 26 lipiec 2026];22:7-18. Dostępne na: https://resgestae.uken.krakow.pl/article/view/12171