- S. M. S. Nabavi Sales, “Mappings Approximately Preserving Angles”, Mediterr. J. Math., 19, № 3, 2022, 95

- Mohammad B. Asadi, Fatemeh Olyaninezhad, “Orthogonality preserving pairs of operators on Hilbert C0(Z)-modules”, Linear and Multilinear Algebra, 70, № 16, 2022, 3151

- Ali Zamani, “Orthogonally a-Jensen mappings on
$C^*$
C
∗
-modules”, Aequat. Math., 93, № 5, 2019, 1039 
- Jacek Chmieliński, 52, Functional Equations in Mathematical Analysis, 2011, 33

- Paweł Wójcik, Ali Zamani, “Orthogonality Hilbert 𝒜-modules and operators preserving multi-𝒜-linearity”, Linear and Multilinear Algebra, 70, № 21, 2022, 6176

- Mohammad B Asadi, Zahra Hassanpour Yakhdani, Fatemeh Olyaninezhad, Abbas Sahleh, “Approximately orthogonality preserving mappings on Hilbert \(C_{0}(Z)\)-modules”, Glas. Mat. Ser. III, 57, № 1, 2022, 63

- Jung-Hui Liu, Chun-Yen Chou, Ching-Jou Liao, Ngai-Ching Wong, “Linear disjointness preservers of operator algebras and related structures”, Acta Sci. Math., 84, № 1-2, 2018, 277

- Mohammad Sal Moslehian, Ali Zamani, “Characterizations of Operator Birkhoff–James Orthogonality”, Can. math. bull., 60, № 4, 2017, 816

- Ali Zamani, Mahdi Dehghani, Ulam Type Stability, 2019, 469

- Michael Frank, Mohammad Sal Moslehian, Ali Zamani, “Orthogonality preserving property for pairs of operators on Hilbert $C^*$-modules”, Aequat. Math., 95, № 5, 2021, 867
