    @inproceedings {IsaacAgudo2005a,
	title = {Delegation Perspective of Practical Authorization Schemes},
	booktitle = {Fifth International Network Conference (INC{\textquoteright}05)},
	year = {2005},
	pages = {157-164},
	address = {Samos Island, Greece},
	isbn = {960-7475-32-1},
	author = {Isaac Agudo and Javier Lopez and Jose A. Montenegro and Eiji Okamoto and Ed Dawson}
}
