AMSil R. Report of Meeting. The Fourth Debrecen-Katowice Winter Seminar on Functional Equations and Inequalities February 4-7, 2004 Matráháza, Hangary. AMSil [Internet]. 30Sep.2004 [cited 18May2024];18:65-. Available from: https://www.journals.us.edu.pl/index.php/AMSIL/article/view/14092