BUSTAMANTE J. Baskakov-Kantorovich operators reproducing affine functions. Stud. Univ. Babeş-Bolyai Math. [Internet]. 2021 Dec. 30 [cited 2025 Feb. 5];66(4):739–756. Available from: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/1416