BICZKOWSKI, Mirosław, MÜLLER-FRĄCZEK, Iwona, MUSZYŃSKA, Joanna, PIETRZAK, Michał Bernard and WILK, Justyna. The Delimitation of Bipolar Metropolitan Area Within the Kujawsko-Pomorskie Region. Oeconomia Copernicana. Online. 26 September 2014. Vol. 5, no. 2, pp. 101-122. [Accessed 18 July 2024]. DOI 10.12775/OeC.2014.016.