American Concrete Institute (ACI) (2008), Building Code Requirements for Structural Concrete (ACI 318M-08) and Commentary, Farmington Hills, Detroit, USA. 473pp.American Concrete Institute (ACI) (2008), Building Code Requirements for Structural Concrete (ACI 318M-08) and Commentary, Farmington Hills, Detroit, USA. 473pp.

Arslan, G., and Cihanli, E. (2010), “Curvature Ductility Prediction of Reinforced High-Strength Concrete Beam Sections”, Journal of Civil Engineering and Management, Vol. 16, No. 4, pp. 462-470.http://dx.doi.org/10.3846/jcem.2010.52Arslan, G., and Cihanli, E. (2010), “Curvature Ductility Prediction of Reinforced High-Strength Concrete Beam Sections”, Journal of Civil Engineering and Management, Vol. 16, No. 4, pp. 462-470.

Attard, M.M., and Setunge, S. (1996), “The Stress-Strain Relationship of Confined and Unconfined Concrete”, ACI Materials Journal, ACI. Vol. 93, No. 5, pp. 432-444.Attard, M.M., and Setunge, S. (1996), “The Stress-Strain Relationship of Confined and Unconfined Concrete”, ACI Materials Journal, ACI. Vol. 93, No. 5, pp. 432-444.

Bai, Z.Z., and Au, F.T.K. (2011), “Flexural Ductility Design of High-Strength Concrete Beams”, The Structural Design of Tall Special Buildings, http://dx.doi.org/10.1002/tal.714.http://dx.doi.org/10.1002/tal.714Bai, Z.Z., and Au, F.T.K. (2011), “Flexural Ductility Design of High-Strength Concrete Beams”, The Structural Design of Tall Special Buildings, http://dx.doi.org/10.1002/tal.714.

European Committee for Standardization (EC2) (2004), Eurocode 2 : Design of Concrete Structures, Part1-1 : General Rules and Rules for buildings(EN 1992-1-1:2004), Brussels, 227pp.European Committee for Standardization (EC2) (2004), Eurocode 2 : Design of Concrete Structures, Part1-1 : General Rules and Rules for buildings(EN 1992-1-1:2004), Brussels, 227pp.

Ho, J.C.M., Kwan, A.K.H., and Pam, H.J. (2003), “Theoretical Analysis of Post-Peak Behavior of Normal and High Strength Concrete Beams”, The Structural Design of Tall Special Buildings, pp.109-125, http://dx.doi.org /10.1002/tal.216.http://dx.doi.org/10.1002/tal.216Ho, J.C.M., Kwan, A.K.H., and Pam, H.J. (2003), “Theoretical Analysis of Post-Peak Behavior of Normal and High Strength Concrete Beams”, The Structural Design of Tall Special Buildings, pp.109-125, http://dx.doi.org /10.1002/tal.216.

Hong, G.-H. (2011), “Flexural Performance Evaluation of Reinforced Concrete Beams with High-Strength Concrete and Reinforcing Bars”, Journal of Architectural Institute of Korea, Architectural Institute of Korea, Vol. 27, No. 6, pp. 49-56 (in Korean). Hong, G.-H. (2011), “Flexural Performance Evaluation of Reinforced Concrete Beams with High-Strength Concrete and Reinforcing Bars”, Journal of Architectural Institute of Korea, Architectural Institute of Korea, Vol. 27, No. 6, pp. 49-56 (in Korean).

Jang, I.Y., Park, H.G., Kim, S.S., Kim, J.H., and Kim. Y.G. (2008), “On the Ductility of High-Strength Concrete Beams”, International Journal of Concrete Structures and Materials, Korea Concrete Institute, Vol. 2, No. 2, pp. 115-122.http://dx.doi.org/10.4334/IJCSM.2008.2.2.115Jang, I.Y., Park, H.G., Kim, S.S., Kim, J.H., and Kim. Y.G. (2008), “On the Ductility of High-Strength Concrete Beams”, International Journal of Concrete Structures and Materials, Korea Concrete Institute, Vol. 2, No. 2, pp. 115-122.

Korea Concrete Institute (KCI) (2008), Design standard for concrete structures and commentary, Kimoondang, 523pp. (in Korean).Korea Concrete Institute (KCI) (2008), Design standard for concrete structures and commentary, Kimoondang, 523pp. (in Korean).

Pam, H.J., Kwan, A.K.H., and Islam, M.S. (2001a), “Flexural Strength and Ductility of Reinforced Normal-and High-Strength Concrete Beams”, Proceedings of the ICE-Structures and Buildings, Vol. 146, No. 4, pp. 381-389.http://dx.doi.org/10.1680/stbu.2001.146.4.381Pam, H.J., Kwan, A.K.H., and Islam, M.S. (2001a), “Flexural Strength and Ductility of Reinforced Normal-and High-Strength Concrete Beams”, Proceedings of the ICE-Structures and Buildings, Vol. 146, No. 4, pp. 381-389.

Pam, H.J., Kwan, A.K.H., and Ho, J.C.M. (2001b), “Post-Peak Behavior and Flexural Ductility of Doubly Reinforced High- Strength Concrete Beams”, Structural Engineering and Mechanics, Vol. 12, No. 5, pp. 459-74.Pam, H.J., Kwan, A.K.H., and Ho, J.C.M. (2001b), “Post-Peak Behavior and Flexural Ductility of Doubly Reinforced High- Strength Concrete Beams”, Structural Engineering and Mechanics, Vol. 12, No. 5, pp. 459-74.

Park, R., and Paulay, T. (1975), Reinforced Concrete Structures. Wiely, New York, 769pp.http://dx.doi.org/10.1002/9780470172834Park, R., and Paulay, T. (1975), Reinforced Concrete Structures. Wiely, New York, 769pp.

Pendyala, R., Mendis, P., and Patnaikuni, I. (1996), “Full-Range Behavior of High-Strength Concrete Members: Comparison of Ductility Parameters of High and Normal-Strength Concrete Members”, ACI Structural Journal, ACI. Vol. 93, No. 1, pp. 30-35.Pendyala, R., Mendis, P., and Patnaikuni, I. (1996), “Full-Range Behavior of High-Strength Concrete Members: Comparison of Ductility Parameters of High and Normal-Strength Concrete Members”, ACI Structural Journal, ACI. Vol. 93, No. 1, pp. 30-35.

Rashid, M.A., and Mansur, M.A. (2005), “Reinforced High-Strength Concrete Beams in Flexure”, ACI Structural Journal, ACI, Vol. 102, No. 3, pp. 462-471.Rashid, M.A., and Mansur, M.A. (2005), “Reinforced High-Strength Concrete Beams in Flexure”, ACI Structural Journal, ACI, Vol. 102, No. 3, pp. 462-471.