TY  - BOOK
AU  - Graf, Rudolf F.
TI  - Video scrambling and descrambling : for satellite and cable tv
SN  - 0672224992
U1  - 621.38932 GRA 
PY  - 1987///
KW  - MS COM, EL
KW  - Satellite
N1  - http://www.amazon.com/Encyclopedia-Electronic-Circuits-Vol-3/dp/0830673482/ref=sr_1_1?s=books&ie=UTF8&qid=1414131030&sr=1-1&keywords=0830673482
ER  -