TY  - BOOK
AU  - Stuckmann,Peter
TI  - The GSM evolution: mobile packet data services 
SN  - 0470848553
AV  - TK5103.483  .S78 2003
PY  - 2003///
CY  - Hoboken, NJ
PB  - John Wiley
KW  - Global system for mobile communications
KW  - Packet switching (Data transmission)
ER  -