Jańczak J. The European Council and EU boundaries. (In)formal competences, institutional position and external activities in the context of (de)bordering processes at the time of the immigration crises. SJPS [Internet]. 2018 Apr. 15 [cited 2025 Apr. 19];18(1). Available from: https://sjps.fsvucm.sk/index.php/sjps/article/view/69