SAH, N. P. Relation between saturated and normal operators. BIBECHANA, [S. l.], v. 10, p. 115–117, 2013. DOI: 10.3126/bibechana.v10i0.9342. Disponível em: https://nepjol.info/index.php/BIBECHANA/article/view/9342. Acesso em: 18 may. 2024.