SENTHILKUMAR, D.; KIRUTHIKA, D. On Totally (p,k) Quasiposinormal Operator. JOURNAL OF ADVANCES IN MATHEMATICS, [S. l.], v. 3, n. 3, p. 236–241, 2013. DOI: 10.24297/jam.v3i3.7221. Disponível em: https://rajpub.com/index.php/jam/article/view/7221. Acesso em: 22 jul. 2024.