@ARTICLE{Saleet2010, 
author={Saleet, H. and Basir, O. and Langar, R. and Boutaba, R.}, 
journal={IEEE Transactions on Vehicular Technology}, 
title={Region-Based Location-Service-Management Protocol for VANETs}, 
year={2010}, 
month=Feb. , 
volume={59}, 
number={2}, 
pages={917 -931}, 
}