Solvability of (λ, μ)-Commuting Operator Equations for Bounded Generalization of Hyponormal Operators. Iraqi Journal of Science [Internet]. 2022 Sep. 30 [cited 2024 Jun. 30];63(9):3854-60. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/4426