Bogdanowicz M, Weber A. The European Challenges: Security, Solidarity, Efficiency: XIV Economic Forum - Krynica, Poland, 09.-11.September 2004. TATuP [Internet]. 2005 Apr. 1 [cited 2024 Apr. 26];14(1):133-8. Available from: https://www.tatup.de/index.php/tatup/article/view/6576