TY  - BOOK
AU  - Hofmann-Wellenhof, B.
AU  - Collins, J
AU  - Lichtenegger, H
TI  - Global positioning system: theory and practice
SN  - 3-211-82839-7
PY  - 1997///
CY  - Wien
PB  - Springer
KW  - Geodesy
KW  - Global positioning system
ER  -