@INPROCEEDINGS {263,
author={F. J. Velez and L. M. Correia},
doi={},
booktitle={IEEE International Symp. on Personal, Indoor and Mobile Radio Commun  - PIMRC},
title={Cost/Revenue Optimisation in Multi-service Mobile Broadband Systems},
year={2002},
month={September},
volume={1},
pages={177-181} 
}