DRAGOMIR, S. S. Some New Grüss’ Type Inequalities for Functions of Selfadjoint Operators in Hilbert Spaces. Sarajevo Journal of Mathematics, [S. l.], v. 6, n. 1, p. 89–107, 2024. DOI: 10.5644/SJM.06.1.08. Disponível em: https://sjm.anubih.ba/index.php/sjm/article/view/329. Acesso em: 15 oct. 2024.