@INPROCEEDINGS {12544,
author={A.O. Olivereau and A.S. Skarmeta and R.M.L. Lopez and B.W. Weyl and P. Brandão and P.M. Mishra},
doi={},
booktitle={IST Mobile and Wireless Communications Summit},
title={An Advanced Authorization Framework for IP-based B3G Systems},
year={2005},
month={June},
volume={1},
pages={1-1} 
}