AMSil, Redakcja. “Report of Meeting. The Second Debrecen-Katowice Winter Seminar on Functional Equations and Inequalities January 30 - February 2, 2002, Hajdúszoboszló, Hungary”. Annales Mathematicae Silesianae 16 (January 30, 2003): 83-102. Accessed May 15, 2024. https://www.journals.us.edu.pl/index.php/AMSIL/article/view/14111.