1. Acharya BD, Arumugam S, Rosa A (2008) Labeling of discrete structures and applications. Narosa Publishing House, New Delhi
2. Bloom GS, Glomb SW (1977) Application of numbered undirected graphs. Proc IEEE 65:562–570
3. Gross J, Yellen J (1999) Graph theory and its applications. CRC Press, London
4. Prasanna NL (2014) Applications of graph labeling in communication networks. Int Res J Comp Sci Technol 7(1)
5. West DB (2000) Introduction to graph theory, 2nd edn. Prentice-Hall, Englewood Cliffs, NJ