@article{10_2298_FIL2305331A,
     author = {Aymen Ammar and Ameni Bouchekoua and Aref Jeribi},
     title = {A characterization of s-pseudospectra of linear operators in a {Hilbert} space},
     journal = {Filomat},
     pages = {1331 },
     year = {2023},
     volume = {37},
     number = {5},
     doi = {10.2298/FIL2305331A},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.2298/FIL2305331A/}
}