@article{Piotrowska_Piotrowski_2007, title={Hauptstadt (Kristiania) und Provinz in Eilert Sundts (1817–1875) soziologischer Forschung}, volume={2}, url={https://pressto.amu.edu.pl/index.php/fsp/article/view/11041}, journal={Folia Scandinavica Posnaniensia}, author={Piotrowska, Ewa and Piotrowski, Bernard}, year={2007}, month={Dec.}, pages={75–87} }