TY  - GEN
AU  - Graf, Rudolf F.
AU  - Sheets, William
TI  - Video scrambling & descrambling : for satellite & cable TV
SN  - 0750699973
PY  - 1998///
CY  - Boston
PB  - Newnes
KW  - TELEVISION SYSTEMS
KW  - TELEVISION SYSTEMS-CABLE
ER  -