Berezin radius inequalities for finite sums of functional Hilbert space operators. Gulf Journal of Mathematics, [S. l.], v. 17, n. 1, p. 101–109, 2024. DOI: 10.56947/gjom.v17i1.1885. Disponível em: https://www.gjom.org/index.php/gjom/article/view/1885. Acesso em: 6 oct. 2026.