TY  - BOOK
AU  - Diggelen, Frank Van
TI  - A GPS: assisted GPS, GNSS, and SBAS 
SN  - 978-1-59693-374-3
PY  - 2009///
CY  - Boston
PB  - Artech House Inc.
KW  - GpsGnssGpsSbas
ER  -