TY  - BOOK
AU  - Velde,Thierry Van de
TI  - Value-added services for next generation networks
SN  - 0849373182
AV  - TK5101  .V44 2008
PY  - 2008///
CY  - New York
PB  - Auerbach
KW  - Telecommunication
KW  - Customer services
KW  - Value added
ER  -