Krawczyszyn, Natalia. “Network Development on Polish-Czech Borderland — Euroregional Tourist Product”. Regional Barometer. Analyses & Prognoses, no. 2 (28) (September 28, 2012): 123–128. Accessed May 29, 2025. https://czaz.akademiazamojska.edu.pl/index.php/br/article/view/1247.