1. American Association of State Highway and Transportation Officials (AASHTO). (1992). Standard specifications for highway bridges 15th Ed. American Association of State Highway and Transportation Officials Washington D.C.
2. Fatigue cracking in bridges from out-of-plane displacements
3. Fisher J. W. Jin J. Wagner D. C. and Yen B. T. (1990). “Distortion induced cracking in steel bridge members.” Rep. No. 90-07 Center for Advanced Technology for Large Structural Systems (ATLSS) Bethlehem Pa.
4. Fisher J. W. Yen B. T. and Wagner D. C. (1987). “Review of field measurements for distortion-induced fatigue cracking in steel bridges.” Transp. Res. Rec. No. 1118 Nat. Res. Council Washington D.C.
5. Fisher J. W. Yen B. T. and Wang D. (1989). “Fatigue of bridge structures—a commentary and guide for design evaluation and inspection of cracking.” ATLSS Advanced Technology for Large Structural Systems Lehigh Univ. July 89–102.