TY  - BOOK
AU  - Gordon,Gary D.
AU  - Morgan, Walter L.
TI  - Principles of communication satellites
SN  - 047155796X
AV  - TK5104  .G67 1993
PY  - 1993///
CY  - New York
PB  - John Wiley
KW  - Artificial satellites in telecommunication
ER  -