ISSN 0972-0405
	ISET JOURNAL OF EARTHQUAKE TECHNOLOGY
Vol. 44	No. 1	March 2007
SPECIAL ISSUE: RESPONSE SPECTRA  Guest Editor: Professor Mihailo D. Trifunac

CONTENTS 

Foreword  (iii)

Guest Editor’s Note (v)

No.

Paper

Page

474	The Early Entrance of Dynamics in Earthquake Engineering: Arturo Danusso’s Contribution	1
	Luigi Sorrentino
475	Response Spectra as a Useful Design and Analysis Tool for Practicing Structural Engineers	25
	Sigmund A. Freeman
476	Empirical Scaling and Regression Methods for Earthquake Strong-Motion Response Spectra—A Review	39
	Vincent W. Lee
477	On the Regional Dependence of Earthquake Response Spectra	71
	John Douglas
478	A Note on Spatial Variations in Response Spectra of Earthquake Ground Motions	101
	Hideji Kawakami, Hidenori Mogi and Eric Augustus J. Tingatinga
479	Effect of System Initial Conditions on Seismic Design of Long-Period Structures	111
	Carlos E. Ventura and Rafael Blázquez
480	Probabilistic Seismic Hazard Analysis Method for Mapping of Spectral Amplitudes and Other Design-Specific Quantities to Estimate the Earthquake Effects on Man-Made Structures	127
	I.D. Gupta
481	A Response Spectrum-Based Nonlinear Assessment Tool for Practice: Incremental Response Spectrum Analysis (IRSA)	169
	M. Nuray Aydınoğlu
482	An Earthquake Response Spectrum Method for Linear Light Secondary Substructures	193
	Giuseppe Muscolino and Alessandro Palmeri
483	A Modal Combination Rule for Peak Floor Accelerations in Multistoried Buildings	213
	Rashmi Kumari and Vinay K. Gupta
484	Spatial Seismic Excitations and Response Spectra	233
	Zbigniew Zembaty
485	Multi-Component Ground Motion Response Spectra for Coupled Horizontal, Vertical, Angular Accelerations, and Tilt	259
	Erol Kalkan and Vladimir Graizer
486	Strength-Reduction Factors for Structures Subjected to Near-Source Differential Strong Ground Motions	285
	Reza S. Jalali and Mihailo D. Trifunac
487	Energy and Power of Nonlinear Waves in a Seven-Story Reinforced Concrete Building	305
	V. Gicev and Mihailo D. Trifunac