KARSLI, Harun, and Esra UNAL. 2015. “On Convergence of a Kind of Complex Nonlinear Bernstein Operators”. Studia Universitatis Babeș-Bolyai Mathematica 60 (2):259-65. https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/5731.