NASABZADEH, Hamideh. An improvement of H. Wang preconditioner for L-matrices. International Journal of Applied Mathematical Research, [S. l.], v. 5, n. 4, p. 182–186, 2016. DOI: 10.14419/ijamr.v5i4.5371. Disponível em: https://sciencepubco.com/index.php/ijamr/article/view/5371.. Acesso em: 19 may. 2024.