Chapain, Caroline, Bastian Lange, i Krzysztof Stachowiak. 2013. „Can Medium-Sized Cities Become Creative Cities? Discussing the Cases of Three Central and Western European Cities”. Rozwój Regionalny I Polityka Regionalna, nr 24 (wrzesień):99-128. https://doi.org/10.14746/rrpr.2013.24.07.