Jalinik, Mikołaj, and Piotr Selwesiuk. “Analysis of the Development of Tourism and Recreation Infrastructure in the Forest Districts of the Regional Directorate of State Forests in Białystok ”. Economics and Environment 86, no. 3 (December 22, 2023): 334–351. Accessed December 22, 2024. https://ekonomiaisrodowisko.pl/journal/article/view/506.