TY  - RPRT
TI  - Variable-period surface-wave magnitudes: A rapid and robust estimator of seismic moments
AU  - J. Bonner
AU  - R. Herrmann
AU  - H. Benz
PY  - 2010
DO  - 10.1785/0120090388
UR  - https://pubs.usgs.gov/publication/70037569
ID  - 70037569
ER  -