TY  - RPRT
TI  - Monitoring land subsidence in Sacramento Valley, California, using GPS
AU  - J. C. Blodgett
AU  - M. E. Ikehara
AU  - Gary E. Williams
PY  - 1990
DO  - 10.1061/(asce)0733-9453(1990)116:2(112)
UR  - https://pubs.usgs.gov/publication/70016162
ID  - 70016162
ER  -