@article {94690,
	title = {Improving Wireless Sensor Networks Life Time},
	journal = {The Egyptian Computer Science Journal (ESC},
	volume = {40},
	year = {2016},
	pages = {1-9},
	attachments = {https://scholar.cu.edu.eg/sites/default/files/ehesham/files/walid-secand-paper4-ecsjournal.pdf},
	author = {Hesham N. Elmahdy and Walid Mourad and Ben Bella S. Tawfik and Imane Aly Saroit and arek Salah  El habian}
}
