3Dreger D S,Helmberger D V. Determination of source parameters at regional distances with three-components sparse net- work data[J]. Journal of Geophysical Research, 1993,98:8 107-8 125.
4Dreger D, Helmberger D V. Broad-band modeling of local earthquakes[J]. Bulletin of the Seismological Society of America, 1990,80(5):1 162-1 179.
5Dreger D,Helmberger D. Source parameters of the Siena-Madre earthquake from regional and local body waves[J]. Geo physical Research Letters, 1991,18(11) : 2 015- 2 018.
6Dreger D. TDMT_INV: time domain seismic moment tensor in version[J]. International Handbook of Earthquake and Engi- neering Seismology, 2003,81B: 1 627.
7Herrmann R B, Wang C Y. A comparison of synthetic seismograms[J]. Bulletin of Seismology Society America, 1985,75: 41-56.
8Romanowicz B, Dreger B D,Pasyanos M et al. Monitoring of strain release in central and northern California using broadband data[J]. Geophysical Research Letters, 1993,20: 1 643- 1 646.
9Wang C Y, Herrmann R B. A numerical study of P,SV,SH-wave generation in a plane layered medium[J]. Bulletin of Seis mology Society America, 1980,70:1 015- 1 036.
10Zhao L S, Helmberger D V. Source retrieval from broad band regional seismograms Hindu-Kush region[J]. Physics of the Earth and Planetary Interiors, 1993,78(1-2) : 69- 95.
