1. Response modification factors for earthquake resistant design of short period buildings;Riddell;Earthq. Spectra,1989
2. Effects of soft soils on design spectra;Krawinler;Earthquake Engineering,1992
3. Inelastic response spectra for narrow band earthquakes;Tarquis;Earthquakes Engineering,1992
4. Nonlinear response spectra for earthquake resistant design;Miranda;Earthquake Engineering,1992
5. Evaluation of strength reduction factors for earthquake-resistant design;Miranda;Earthq. Spectra,1994