9Comell C A. Engineering seismic risk analysis [J]. Bulletin of the Seismological Society of America, 1968, 58 ( 5 ) : 1583 -1606.
10Cao T Q, Petersen M D. Uncertainty of earthquake losses due to model uncertainty of input ground motions in the los angeles area [ J]. Bulletin of the Seismological Society of America, 2006, 96 (2). 365-376.