On the Edge-Gracefulness of Water Wheel-Type Graphs and Their Splitting Graphs. European Journal of Pure and Applied Mathematics, Maryland, USA, v. 18, n. 4, p. 6425, 2025. DOI: 10.29020/nybg.ejpam.v18i4.6425. Disponível em: https://www.ejpam.com/index.php/ejpam/article/view/6425. Acesso em: 5 dec. 2025.