On the Quasi-Random Choice Method for the Liouville Equation of Geometrical Optics with Discontinuous Wave Speed. Journal of Computational Mathematics, [S. l.], v. 31, n. 6, p. 573–591, 2021. DOI: 10.4208/jcm.1309-m3592. Disponível em: https://global-sci.com/index.php/JCM/article/view/12134. Acesso em: 6 dec. 2025.