TALPĂU DIMITRIU, Maria. “On Global Smoothness Preservation by Bernstein-Type Operators”. Studia Universitatis Babeș-Bolyai Mathematica 60, no. 2 (June 30, 2015): 303–310. Accessed September 1, 2025. https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/5743.