AMSil R. Report of Meeting. The Fourth Debrecen-Katowice Winter Seminar on Functional Equations and Inequalities February 4-7, 2004 Matráháza, Hangary. Ann. Math. Sil. [Internet]. 2004 Sep. 30 [cited 2025 Apr. 16];18:65-7. Available from: https://journals.us.edu.pl/index.php/AMSIL/article/view/14092