B. STEPHEN JOHN; S. ANDRIN SHAHILA. Chromatic Number to the Transformation $(G^{---})$ of $K_n$, $W_n$ and $F_n$. International Journal of Mathematics And its Applications, [S. l.], v. 6, n. 3, p. 15–18, 2018. Disponível em: https://ijmaa.in/index.php/ijmaa/article/view/355. Acesso em: 3 jul. 2024.