HIEPEL, Claudia. “BORDERS AND BORDER REGIONS IN EUROPE – EUREGIOS AS A MODEL OF CROSS-BORDER CO-OPERATION FOR EAST-CENTRAL EUROPE?”. Studia Universitatis Babeș-Bolyai Studia Europaea 63, no. 1 (June 20, 2018): 113–130. Accessed December 28, 2024. https://studia.reviste.ubbcluj.ro/index.php/subbeuropaea/article/view/1799.