TY  - RPRT
TI  - Equations for estimating horizontal response spectra and peak acceleration from western North American earthquakes: A summary of recent work
AU  - David M. Boore
AU  - William B. Joyner
AU  - Thomas E. Fumal
PY  - 1997
DO  - 10.1785/gssrl.76.3.368
UR  - https://pubs.usgs.gov/publication/70020212
ID  - 70020212
ER  -