1. American Society for Testing and Materials. ASTM E330-96. Test method for structural performance of exterior windows, curtain walls and doors by uniform static air pressure difference, 1996.
2. American Iron and Steel Institute. Specification for design cold formed steel structural members, 1996 ed. Washington, DC, 1996.
3. American Society for Testing and Materials. ASTM A370-96. Test methods and definition for mechanical testing of steel products, 1996.