Useful References for Kleinlogel and other Rigid Frame Formulae:
- British Iron and Steel Federation(1967),The Steel Designers Manual (3rd ED), Crosby Lockwood and Son Ltd.
- Owens, G.W and Knowles P.R(1996), Steel Designers Manual , 5th edition, The Steel Construction Institute, Blackwell Science
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NB: The newer editions have fewer rigid frame formulae and design charts than the older versions, but do cover common frames for which may not want to waste time using structural analysis software.