Kawałko, Bogdan. “Poland-Belarus-Ukraine Programme in the Development Policy of Cross-Border Regions”. Regional Barometer. Analyses & Prognoses 13, no. 2 (July 17, 2015): 7–27. Accessed November 8, 2024. https://czaz.akademiazamojska.edu.pl/index.php/br/article/view/858.