LABRIGUI, Hatim; MASSIT, Hafida; ROSSAFI, Mohamed. Positive Operator Frame for Hilbert C*-modules. Journal of Nepal Mathematical Society, [S. l.], v. 6, n. 1, p. 57–69, 2023. DOI: 10.3126/jnms.v6i1.57469. Disponível em: https://www.nepjol.info/index.php/jnms/article/view/57469. Acesso em: 8 dec. 2025.