TEAM, S. Operators on Hilbert Spaces of Sequences: C. Shekha, B.S. Komal, M. Mursaleen. Thai Journal of Mathematics, [S. l.], v. 13, n. 1, p. 1–8, 2015. Disponível em: https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/486. Acesso em: 14 may. 2024.