of Meeting, Report. “13th International Conference on Functional Equations and Inequalities, Małe Ciche, September 13–19, 2009”. Annales Universitatis Paedagogicae Cracoviensis Studia Mathematica 8 (December 31, 2009): 117–153. Accessed October 29, 2026. https://studmath.uken.krakow.pl/article/view/13263.