Vsevolozhsky, Nikolai Sergeevich (1772-1857). Chronological index of external events of Russian history from the advent of the Varangians to the accession to the throne of the now reigning Emperor Nicholas I, compiled by Nikolai Vsevolozhsky. Moscow: in the printing house of A. Semen, 1845.
Golubovsky, Peter Vasilyevich (1857-1907).
Critical-bibliographic overview of works on the most ancient period of Russian history. Kiev: printing house of the Imperial University of St. Vladimir, joint-stock company. and ed. N.T. Korchak-Novitsky, 1907.