JOSHI, Sayali; JOSHI, Santosh B.; MOHAPATRA, Ram. On a subclass of analytic functions for operator on a Hilbert space. Studia Universitatis Babeș-Bolyai Mathematica, [S. l.], v. 61, n. 2, p. 147–153, 2016. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/5542. Acesso em: 5 feb. 2025.