AMSilR. (2008) “Report of Meeting. The Eighth Debrecen–Katowice Winter Seminar on Functional Equations and Inequalities Fûzfa Pihenõpark, Poroszló (Hungary), January 30 – February 2, 2008”, Annales Mathematicae Silesianae, 22, pp. 83-96. Available at: https://www.journals.us.edu.pl/index.php/AMSIL/article/view/14054 (Accessed: 19May2024).