ŠAYAR, Mario; VIRAG, Zdravko; KORBAR, Radoslav. A variant of the method of characteristics. Computer Assisted Methods in Engineering and Science, [S. l.], v. 9, n. 4, p. 543–553, 2002. Disponível em: https://cames.ippt.gov.pl/index.php/cames/article/view/1117. Acesso em: 5 mar. 2026.