1. J. F., Unsworth. P.Heavy Axle Load (HAL) Effects on Fatigue Life of Steel Bridges, TRB 2003 Annual Meeting CD-ROM.
2. G. Sedlacek.Determination of the residual safety and service life of old steel bridges and conclusions for the design of modern bridges, from “The design life of structures”, by G. Somerville, Blackie and Son Ltd, 1992.
3. G. Valtinat; I. Hadrych; and H. Huhn.Strengthening of riveted and bolted steel constructions under fatigue loading by preloaded fasteners-experimental and theoretical investigations,Fourth International Workshop on Connections in Steel Structures, held October 22–25, 2000 in Roanoke, VA.
4. J. W., Fisher; B. T., Yen, D. Wang; and J. E., Mann.Fatigue and Fracture Evaluation for Rating Riveted Bridges, National Cooperative Highway Research Program Report 302, 1987.
5. A. Huckerlbridge; C. Kafali; and D. Gilmore.Implementation of Field Strain Measurements for Fatigue Lifetime EvaluationDepartment of Civil Engineering, Case Western Reserve University, June 2002.