Shepard, Jonathan. 2023. „ByzRev 05.2023.026: Sverrir Jakobsson, The Varangians. In God’s Holy Fire. 2020 / Michal Téra, Kyjevská Rus. 2019 / Georgios Th. Kardaras (ed.), Το Βυζάντιο και η Ρωσία του Κιέβου. 2020“. The Byzantine Review 5 (November):197-201. https://doi.org/10.17879/byzrev-2023-5187.