1. AASHTO (2007). LRFD bridge design specifications, SI units. 4 th Ed., Washington, DC.
2. Bazant, Z. P. (1972). “Prediction of concrete creep-effects using age adjusted effective modulus method.” American Concrete Institute Journal, 69(4), pp. 212–217.
3. Bradford, M. A. and Gilbert, R. I. (1991). “Time-dependent behaviour of simply-supported steel-concrete composite beams.” Magazine of Concrete Research, 43(157), pp. 265–274.
4. Bradford, M. A. and Gilbert, R. I. (1992). “Composite beams with partial interaction under sustained loads.” Journal of Structural Engineering, ASCE, 118(7), pp. 1871–1883.
5. CEB-FIP MC 90 (1993). Model code for concrete structures. Comité Euro International du Beton-Fédération International de la Précontrainte, Paris, Thomas Telford, London.