Farelnik, Eliza, Agnieszka Stanowicka, and Wioletta Wierzbicka. “International Cooperation Between Cities Based on the Example of the Cittaslow Network”. Olsztyn Economic Journal 12, no. 4 (December 11, 2017): 415–425. Accessed April 26, 2024. https://czasopisma.uwm.edu.pl/index.php/oej/article/view/2842.