.مي باشد كه  همگي آنها به زبان انگليسي است   ETABS & SAP2000  مقالات زير در مورد آخرين نكات و تغيرات نرم افزارهاي  

	Article Desciption				File Format
	Mesh Transitioning and Compatibility the Automated Line Constraint in ETABS & SAP2000 (Ashraf Habibullah, S.E., M.Iqbal Suharwardy,S.E., Ph.D.)				.PDF
	A History Development Modern Earthquake Codes (Frank E. McClure, S.E.)				.PDF
	Structural Dynamics Seminar: Earthquake Engineering for Practicing Structural Engineers (Ashraf Habibullah, S.E.)				.PDF
	Static & Dynamic Analysis of Multi-Story Buildings, Including P-Delta Effects (EERI Journal)				.PDF
	A Clarification of the Orthogonal Effects in a Three-Dimensional Seismic Analysis (Ed Wilson, M.EERI, Iqbal Suharwardy, M.EERI, Ashraf Habibullah, M.EERI)				.PDF
	3D Dynamic Analysis for Multicomponent Earthquake Spectra (Ed Wilson, Martin Button)				.PDF
	Short Communications A Replacement for the SRSS Method in Seismic Analysis (E.L. Wilson, A. Der Kiureghian, E.P. Bayo)				.PDF
	A New Method of Dynamic Analysis for Linear and Nonlinear Systems (Ed Wilson)				.PDF
	Ritz vs Eigen Analysis: Vertical Seismic Analysis (CSI Publication)				.PDF
	Orthogonal Effects in Response Spectrum Analysis (Ed Wilson)				.PDF
	Dynamic Nonlinear Analysis (Ed Wilson)				.PDF
	Large Numbers Can Cause Significant Errors (Ed Wilson)				.PDF
	Current Trends in Modeling Buildings Systems (Ashraf Habibullah, S.E.)				.PDF
	Modal Combinations Rules for Multicomponent Earthquake Excitation (Wiggo Smeby, Armen Der Kiureghian)				.PDF
	Practical Three Dimensional Nonlinear Static Pushover Analysis (Ashraf Habibullah, S.E., and Stephen Pyle, S.E.)				.PDF
	Geometric Stiffness and P-Delta Effects: P-Delta Effects, Due to Deal Load, Can Be Considered Without Iteration for Both Static and Dynamic Analysis (Ed Wilson)				.PDF
	Dynamic Analysis: Force Equilibrium Is Fundamental In The Dynamic Analysis Of Structures (Ed Wilson)				.PDF
	Dynamic Analysis Using Mode Superposition: The Mode shapes Used To Uncouple The Dynamic Equilibrium Equations Need Not Be The Exact Free-Vibration Mode Shapes (Ed Wilson)				.PDF
	Dynamic Analysis Using Response Spectrum Seismic Loading: Prior To The Existence Of Inexpensive Personal Computers The Response Spectrum Method Was The Standard Approach for Linear Seismic Analysis (Ed Wilson)				.PDF
	Soil -Structure Interaction: At A Finite Distance from A Structure the Absolute Displacements must Approach the Free-Field Displacements				.PDF
	Seismic Analysis Modeling to Satisfy Building Codes: The Current Buildings Codes Use the Terminology Principal Direction without A Unique Definition (Ed Wilson)				.PDF
	Damping and Energy Dissipation: Linear Viscous Damping Is A Property Of The Computer Model And Is Not A Property Of A Real Structure (Ed Wilson)				.PDF
	Dynamic Analysis By Numerical Integration: Normally, For Earthquake Loading Direct Numberical Integration Is Very Slow (Ed Wilson)				.PDF
	The Eigenvalue Problem: Eigenvalues And Eigenvectors Are Properties Of The Equations That Simulate The Behavior Of A Real Structure (Ed Wilson)				.PDF
	Speed of Computer Systems: The Current Speed Of A $2,000 Personal Computer Is Faster Than The $10,000,000 Cray Computer Of 1975 (Ed Wilson)				.PDF
	SAFE Technical Note 1: How SAFE Calculates Punching Shear For the ACI 318-95 Code				.PDF
	SAFE Technical Note 2: Using the Align Vertical / Horizontal Command				.PDF
	Physical Object Based Analysis and Design Modeling of Shear Wall Systems Using ETABS (Ashraf Habibullah, S.E.)				.PDF
	Steel Frame Design: Staggered Truss Framing Systems Using ETABS (Ashraf Habibullah,S.E.)				.PDF