Iwanicki, Grzegorz, and Anna Dłużewska. “Potential of City Break Clubbing Tourism in Wrocław”. Bulletin of Geography. Socio-economic Series, no. 28 (May 7, 2015): 77–89. Accessed April 25, 2024. https://apcz.umk.pl/BGSS/article/view/bog-2015-0017.