RAO, T. Srinivasa; KUMAR, G. Suresh; VASAVI, Ch.; MURTY, M.S.N. EXISTENCE AND UNIQUENESS OF ψ-BOUNDED SOLUTIONS FOR NONLINEAR MATRIX DIFFERENCE EQUATIONS. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 35, p. 453–464, 2015. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/6414. Acesso em: 16 aug. 2026.