AMSil R. Report of Meeting. The Twenty-first Katowice–Debrecen Winter Seminar on Functional Equations and Inequalities Brenna (Poland), February 2-5, 2022. AMSil [Internet]. 22Mar.2022 [cited 26Apr.2024];36(1):92-05. Available from: https://www.journals.us.edu.pl/index.php/AMSIL/article/view/13463