@ARTICLE{5383345, author={Ribalda, R. and de Rivera, G.G. and de Castro, A. and Garrido, J.}, journal={Security Privacy, IEEE}, title={A Mobile Biometric System-on-Token System for Signing Digital Transactions}, year={2010}, month=march-april , volume={8}, number={2}, pages={13 -19}, keywords={Nokia N800;biometric systems;commercial mobile device;digital transactions;mobile biometric system-on-token system;biometrics (access control);mobile computing;transaction processing;}, doi={10.1109/MSP.2010.1}, ISSN={1540-7993},}