Schiern F. V. Thomsen: The Relations between ancient Russia and Scandinavia and the origin of the Russian State. Three Lectures delivered at the Taylor Institution, Oxford. in May 1876. Oxford and London. 1877. (150 pag.). ht [Internet]. 1. januar 1878 [henvist 10. marts 2026];4. Tilgængelig hos: https://tidsskrift.dk/historisktidsskrift/article/view/54288