CHARTRAND, GARY; ERWIN, DAVID; SLATER, PETER J.; ZHANG, PING. Distance-location numbers of graphs. Utilitas Mathematica , [S. l.], v. 63, 2003. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/301. Acesso em: 8 may. 2026.