ABU ALROZ, Alaa. Norm of nonnegative and positive matrices. International Journal of Applied Mathematical Research, [S. l.], v. 6, n. 3, p. 98–108, 2017. DOI: 10.14419/ijamr.v6i3.7637. Disponível em: https://sciencepubco.com/index.php/ijamr/article/view/7637.. Acesso em: 6 may. 2024.