Found in articles
(e-kirja: ISBN 978-952-495-855-4) Gaudeamus, 2015. ISBN 978-952-495-354-2 Kievan Rus Encyclopædia Britannica. Viitattu 5.7.2022. (englanniksi) Kirkinen, Heikki:
merkittävänä kaupunkina Venäjän historian kannalta. The Development of Kievan Rus' in the wake of Christianization unesdoc.unesco.org. 1992. Viitattu 2
Iivana Vasleinpoika
encyclopedia. Kievan Rus - Muscovy: in 2 volumes. Moskova: Olma Press, 2001. Zimin, A.A.: Formation of the boyar aristocracy in Russia in the second half
Sherman, Heidi: Grand Princess Olga: Pagan Vengeance and Sainthood in Kievan Rus. World History Connected, 2010-02, 7. vsk, nro 1. Artikkelin verkkoversio
University Press, 2010. Raffensperger, Christian: Reimagining Europe: Kievan Rus' in the Medieval World. Harvard University Press, 2012. ISBN 978-0674065468