TY  - BOOK
AU  - Pratt, Timothy
AU  - Bostian, Charles W
TI  - Satellite communications
SN  - 0-471-87837-5
U1  - 621.380422 21st
PY  - 1986///
CY  - New York
PB  - John Wiley
KW  - Artificial satellites in telecommunication
ER  -