KAUR J, GOYAL M. Hyers-Ulam stability of some positive linear operators. Stud. Univ. Babeş-Bolyai Math. [Internet]. 2025 Feb. 27 [cited 2025 Mar. 12];70(1):105-14. Available from: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/9091