1. Bull CP8 (1992), Operating Systems – Security Modules, Ref: TU 0208 A01, Bull CP8, France.
2. Bull CP8 (1996), Interoperability Specification for ICCs and Personal Computer Systems, PC/SC, # CP8 Transac, HP, Microsoft, Schlumberger, Siemens Nixdorf.
3. Bull CP8 (1993), Smart Cards UserGuide, Ref: TU 0221 A01, Bull CP8, France.
4. ETSI – European Telecommunications Standards Institute “Digital cellular telecommunication systems, specification of the subscriber identity module – Mobile Equipment (SIM‐ME) interface”, ETSI GSM 11.14.
5. Fancher, C.H. (1997), “In your pocket: Smartcards”, IEEE Spectrum, pp. 47‐53.