R.Rajasaranyakumari, Ms., Mr R.Karthikeyan, M Bakyalakshmi, R Geethanjali, and K Priyadharshini. 2018. “Mobile Navigation in Emergency Environment Using Wireless Sensor Networks”. International Journal of Engineering & Technology 7 (3.34): 278-82. https://doi.org/10.14419/ijet.v7i3.34.19207.