1. American Association of State Highway and Transportation Officials (AASHTO). (1994). LRFD Bridge and Construction Specifications Washington D. C.
2. American Association of State Highway and Transportation Officials (AASHTO). (2004). LRFD Bridge Design Specifications Washington D. C.
3. Ang A. H-S. and Tang W. H. (1984). Probability Concepts in Engineering Planning and Design. Vol. II. Decisions Risk and Reliability John Wiley & Sons New York City.
4. American Petroleum Institute (API). (1993). API RP 2A-LRFD: Recommended Practice for Planning Designing and Construction Fixed Offshore Platforms - Load and Resistance Factor Design First Ed. Washington D. C.