TY  - BOOK
AU  - Logsdon, Tom
TI  - Understanding the Navstar : GPS, GIS, and IVHS
SN  - 9780442020545
SN  - 95020075
U1  - 623.893 LOS 
PY  - 1995///
CY  - New York
PB  - Van Nostrand Reinhold
KW  - Artificial satellites in navigation - United States
KW  - Global Positioning System
N1  - Rev. ed. of: The Navstar global positioning system. 1992. Includes bibliographical references (p. 310-320) anf index
ER  -