TY  - RPRT
TI  - Airborne Digital Sensor System and GPS-aided inertial technology for direct geopositioning in rough terrain
AU  - Richard D. Sanchez
PY  - 2004
DO  - 10.3133/ofr20041391
UR  - https://pubs.usgs.gov/publication/ofr20041391
ID  - ofr20041391
ER  -