Ha, Tri T.,  1949- <br/><br/>
Digital satellite communications 
Tri T. Ha 
 - New York  London  Macmillan  Collier Macmillan Publishers  c1986 
 - xxvi, 574 p.  ill  25 cm. 
 - The Macmillan database/data communications series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Artificial satellites in telecommunication<br/>Digital communications
<br/><br/><label>Dewey Class. No.: </label>621.38  / 0422