Rashid MM. Some inequalities for the numerical radius and spectral norm for operators in Hilbert $C^{\ast}$-modules space. Tamkang J. Math. [Internet]. 2025 Feb. 1 [cited 2025 Apr. 11];56(1):37-54. Available from: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/5167