Neil Bird Claudine Conrado Jorge Guajardo Stefan Maubach Geert Jan Schrijen Boris Skoric Anton M. H. Tombeur Peter Thueringer Pim Tuyls ALGSICS - Combining Physics and Cryptography to Enhance Security and Privacy in RFID Systems. 187-202 2007 conf/esas/2007 ESAS http://dx.doi.org/10.1007/978-3-540-73275-4_14 db/conf/esas/esas2007.html#BirdCGMSSTTT07