AMSil, R. (2003) “Report of Meeting. The Third Katowice-Debrecen Winter Seminar on Functional Equations and Inequalities January 29 - February 1, 2003, Będlewo, Poland”, Annales Mathematicae Silesianae, 17, pp. 67–84. Available at: https://trrest.vot.pl/ojsus/index.php/AMSIL/article/view/14102 (Accessed: 6 May 2025).