@inproceedings{querciaTATA06,
 author = {Daniele Quercia and Stephen Hailes and Licia Capra},
 title = {{TATA: Towards Anonymous Trusted Authentication}, 
 booktitle = {Proceedings of the $4^{th}$ International Conference on Trust Management. LNCS}
 year = {2006},
 month={May},
 pages = {313-323},
 address = {Pisa, Italy},
 Theme   = {Security Issues in Mobile Computing},
 URL       = {http://www.cs.ucl.ac.uk/staff/d.quercia/publications/querciaTATA06.pdf},
 }