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2. ASCE/SEI 7-2005 "Minimum Design Loads for Buildings and Other Structures" American Society for Civil Engineers New York 2005.
3. Hallquist J. "LS-DYNA" Livermore Software Technology Corp Livermore CA 2007.
4. Liang X. Shen Q. and Ghosh S. K. "Assessing Ability Of Seismic Structural Systems To Withstand Progressive Collapse: Seismic Design and Progressive Collapse Analysis of Steel Frame Buildings " Report SK Ghosh and Associates 334 E Colfax Unit E Palatine IL 60067 2006.