CHEN, SHUBO; LIU, WEIJUN; XIA, FANGLI. Extremal degree distance of bicyclic graphs. Utilitas Mathematica , [S. l.], v. 90, 2013. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/984. Acesso em: 8 may. 2026.