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Bendaoud, M. and Benyouness, A. and Sarih, M. and Sekkat, S. (2018) Preservers of radial unitary similarity functions on products of operators. Linear Algebra and Its Applications, 542. pp. 484-500.
Bendaoud, M. and Benyouness, A. and Sarih, M. (2017) Condition spectra of special operators and condition spectra preservers. Journal of Mathematical Analysis and Applications, 449 (1). pp. 514-527.
Bendaoud, M. and Benyouness, A. and Sarih, M. (2016) Preservers of pseudo spectra of operator jordan triple products. Operators and Matrices, 10 (1). pp. 45-56.
Bendaoud, M. and Benyouness, A. and Sarih, M. (2016) Preservers of pseudo spectral radius of operator products. Linear Algebra and Its Applications, 489. pp. 186-198.