Szpond, Justyna. “Report of Meeting: 17th International Conference on Functional Equations and Inequalities, Będlewo, Poland, July 9–15, 2017”. Annales Universitatis Paedagogicae Cracoviensis Studia Mathematica 16 (January 27, 2018): 121–144. Accessed July 21, 2026. https://studmath.uken.krakow.pl/article/view/12977.