1. Akyildiz, I. F., Su, W., Sankarasubramaniam, Y., & Cayirci, E. (2002). WSNs: A survey. Computer Networks, 38, 393–422.
2. Ullah, M., & Ahmad, W. (2009) Evaluation of routing protocols in WSNs. Master Thesis, Department of Interaction and System Design, School of Engineering at Blekinge Institute of Technology.
3. Lewis, F. L. (2004). WSN. New York: Technologies Protocols and Applications.
4. Khetrapal, A. (2006) Routing techniques for mobile ad hoc networks classification and qualitative/quantitative analysis. In Proceedings international conference on wireless networks, (ICWN 2006) (pp 251–257).
5. Younis, O., & Fahmy, S. (2004). HEED: A hybrid, energy efficient, distributed clustering approach for ad hoc sensor networks. IEEE Transactions on Mobile Computing, 3(4), 366–379.