- Alford, J. L.; Housner, G. W.; et el. (2014) Spectrum
analysis of strong motion earthquakes
- Millikan, Robert A.; Martel, R. R.; et el. (2008) Long
Beach Earthquake and Protection Against Future Earthquakes – Summary of
Report by Joint Technical Committee on Earthquake Protection, Dr. Robert
A. Millikan, Chairman
- Alford, Jack L.; Housner, George W.; et el. (1964) Spectrum
analyses of strong-motion earthquakes
- Housner, G. W.; Martel, R. R.; et el. (1953) Spectrum
analysis of strong-motion earthquakes; Bulletin of the Seismological
Society of America; Vol. 43; No. 2; 97-119
- Martel, R. R. (1929) The
effects of earthquakes on buildings with a flexible first story;
Bulletin of the Seismological Society of America; Vol. 19; No. 3;
167-178
