TY  - BOOK
AU  - Andrade, Alessandra A. L.
TI  - The global navigation satellite system: navigating into the new millennium 
T2  - Ashgate studies in aviation economics and management
SN  - 9780754618256
AV  - TL 798.N3 A52G 2001
PY  - 2001///
CY  - Aldershot ; Burlington, Vt.
PB  - Ashgate
KW  - ARTIFICIAL SATELLITES IN NAVIGATION
KW  - AIR TRAFFIC CONTROL
N1  - Includes index; Technical aspects; Institutional aspects; Legal aspects
ER  -