Chełminiak, Artur, and Katarzyna Podhorodecka. “Comparison of the Tourist Attractiveness of Mountain Ranges in the Sudetes (Poland) for Hiking”. Tourism - management, administration, law, no. 3 (December 31, 2024): 6–21. Accessed February 3, 2026. https://econjournals.sgh.waw.pl/TZAP/article/view/4793.