TY  - RPRT
TI  - Advanced National Siesmic System delivers improved information
AU  - S.A. Sipkin
AU  - J.R. Filson
AU  - H.M. Benz
AU  - D.J. Wald
AU  - P.S. Earle
PY  - 2006
UR  - https://pubs.usgs.gov/publication/70028461
ID  - 70028461
ER  -