RASHID, M. M. Refinements of some numerical radius inequalities for Hilbert space operators. Tamkang Journal of Mathematics, [S. l.], v. 54, n. 2, p. 155–173, 2023. DOI: 10.5556/j.tkjm.54.2023.4061. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4061. Acesso em: 26 apr. 2024.