Team, Support. “Quasinormality and Fuglede-Putnam Theorem for W-Hyponormal Operators: Mohammad H.M. Rashid”. Thai Journal of Mathematics 15, no. 1 (April 1, 2017): 167–182. Accessed December 22, 2024. https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/674.