TY  - RPRT
TI  - Report of the review of the Global Seismograph Network Program of the U.S. Geological Survey
AU  - J.R. Filson
AU  - Kaye Shedlock
PY  - 2001
DO  - 10.3133/ofr01460
UR  - https://pubs.usgs.gov/publication/ofr01460
ID  - ofr01460
ER  -