Jeyanthi, P., A. Maheswari, and M. Vijayalakshmi. “Vertex Equitable Labeling of Union of Cyclic Snake Related Graphs”. Proyecciones (Antofagasta, On Line), vol. 35, no. 2, Mar. 2017, pp. 177-86, doi:10.4067/S0716-09172016000200003.