TY  - GEN
AU  - W. D. Iwan,No
AU  - Iwan,W. D.
AU  - 
TI  - STRONG-MOTION EARTHQUAKE INSTRUMENTATION
U1  - 624.1762 
PY  - 1981///
CY  - 
PB  - California Institute Of Technology,Pasadena, California
KW  - Us Strong-Motion Earthquake Instrumentations
KW  - Earthquake Engineering
ER  -