@INPROCEEDINGS {3908,
author={O. Cabral and F. J. Velez and C. Franco and R. Rei },
doi={},
booktitle={International Conf. on Wired/wireless Internet Communications - WWIC},
title={Enhanced Urban Cellular Planning Optimisation of Multi-service Enhanced UMTS Based in Economic Issues},
year={2006},
month={May},
volume={-},
pages={---} 
}