TY  - RPRT
TI  - Tracking magma volume recovery at Okmok Volcano using GPS and an unscented kalman filter
AU  - T. Fournier
AU  - Jeffrey T. Freymueller
AU  - Peter Cervelli
PY  - 2009
DO  - 10.1029/2008jb005837
UR  - https://pubs.usgs.gov/publication/70035769
ID  - 70035769
ER  -