CANOY JR., SERGIO R.; CAGAANAN, GILBERT B.; GERVACIO, SEVERINO V. Convexity, geodetic, and hull numbers of the join of graphs. Utilitas Mathematica , [S. l.], v. 71, 2006. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/404. Acesso em: 9 jul. 2026.