TY - RPRT TI - Using Modified Mercalli Intensities to estimate acceleration response spectra for the 1906 San Francisco earthquake AU - J. Boatwright AU - H. Bundock AU - L. C. Seekins PY - 2006 DO - 10.1193/1.2186348 UR - https://pubs.usgs.gov/publication/70030351 ID - 70030351 ER -