TEAM, S. On a Spectral Subdivision of the Operator $\Delta_i^2$ over the Sequence Spaces $c_0$ and $\ell_1$: P. Baliarsingh, S. Dutta. Thai Journal of Mathematics, [S. l.], v. 17, n. 1, p. 31–41, 2019. Disponível em: https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/872. Acesso em: 28 apr. 2024.