MOHAMMED, D. H. Quasi Triple Operator on Hilbert Space . JOURNAL OF ADVANCES IN MATHEMATICS, [S. l.], v. 22, p. 17–22, 2023. DOI: 10.24297/jam.v22i.9379. Disponível em: https://rajpub.com/index.php/jam/article/view/9379. Acesso em: 4 may. 2024.