ICHISHIMA R.; MUNTANER-BATLE F.A.; OSHIMA A. THE STRONG SEQUENTIAL NUMBER OF GRAPHS. Utilitas Mathematica , [S. l.], v. 116, 2020. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/1474. Acesso em: 7 may. 2026.