TY  - BOOK
AU  - Calcutt,D.M.
AU  - Tetley,Laurie
TI  - Satellite communications: principles and applications 
SN  - 034061448X
U1  - 621.3825 
PY  - 1994///
CY  - London
PB  - Edward Arnold
KW  - Artificial satellites in telecommunication
ER  -