TY  - BOOK
AU  - Bock, Yehuda, ed.  Leppard, Norman, ed.
TI  - Global positioning system: an overview
T2  - International Association of Geodesy Symposia
SN  - 0-387-97266-8
PY  - 1990///
CY  - New York
PB  - Springer-Verlag
KW  - Gps
ER  -