TY  - BOOK
AU  - Ha, Tri.T
TI  - Digital satellite communications
SN  - 0-07-025389-7
U1  - 621.3825 HAT 
PY  - 1990///
CY  - NEW YORK
PB  - MCGRAW HILL
KW  - ARTIFICAL STELLITES IN TELECOMMUNICATION DIGITAL COMMUNICATIONS
ER  -