TY - RPRT TI - Deaggregation of probabilistic ground motions in the central and eastern United States AU - S. Harmsen AU - D. Perkins AU - A. Frankel PY - 1999 DO - 10.1785/bssa0890010001 UR - https://pubs.usgs.gov/publication/70021911 ID - 70021911 ER -