TEAM, S. Spectrum and Fine Spectrumof Generalized Second Order Difference Operator ∆2uv on Sequence Space c0: Bijaya Laxmi Panigrahi, Parmeshwary Dayal Srivastava. Thai Journal of Mathematics, [S. l.], v. 9, n. 1, p. 57–74, 2011. Disponível em: https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/248. Acesso em: 22 dec. 2024.