TY  - BOOK
AU  - Alford, J. L.
TI  - Spectrum analysis of strong motion earthquakes
U1  - 551.22 
PY  - 1951///
CY  - Pasadena, California
PB  - California Institute Of Technology
KW  - Buildings--Earthquake effects
KW  - Earthquakes
KW  - Spectrum analysis
ER  -