Athira SK, Kamaraj K, Sam Johnson PPR. Algebraic Proofs of Characterizing Reverse Order Law for Closed Range Operators in Hilbert Spaces. EMJ [Internet]. 2023 Jan. 1 [cited 2024 Nov. 19];14(3):08-25. Available from: https://emj.enu.kz/index.php/main/article/view/289