URZICEANU, Silviu-Aurelian. “Possibly Infinite Generalized Iterated Function Systems Comprising ϕ-Max Contractions”. Studia Universitatis Babeș-Bolyai Mathematica 64, no. 2 (June 30, 2019): 139–150. Accessed February 4, 2026. https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/2246.