Mahmoud, Sid Ahmed Ould Ahmed. “NOTE ON (A,m)-ISOMETRIC OPERATORS IN SEMI-HILBERTIAN SPACES: NOTE ON (A,m)-ISOMETRIC OPERATORS IN SEMI-HILBERTIAN SPACES”. WAS Science Nature (WASSN) ISSN: 2766-7715 1, no. 1 (June 6, 2021). Accessed April 26, 2024. https://worldascience.com/journals/index.php/wassn/article/view/19.