[1] Tanaka H, Park R. (1992) Strength and ductility of reinforced concrete columns with interlocking spirals. Earthquake Engineering, Tenth World Conference, Balkema, Rotterdam. p. 4371–76.
[2] Kim JK, Park CK. (1999). The behavior of concrete columns with interlocking spirals. Eng Struct, 945–53.
[3] Correal JF, Saiidi MS, Sanders D, El-Azazy S. (2007) Analytical evaluation of bridge columns with double interlocking spirals. ACI Struct J, 104(3):314–23.
[4] Li Q, Belarbi A. (2011). Seismic behavior of RC columns with interlocking spirals under combined loadings including torsion. The Twelfth East Asia-Pacific Conference on Structural Engineering and Construction. Procedia Eng, 14:1281–91.
[5] Ou YC, Ngo SH, Roh H et al. (2015) Seismic performance of concrete columns with innovative seven-and eleven-spiral reinforcement. ACI Structural Journal 112(5): 579–591.
[6] Yin S. (2004). Researches and developments of alternative confinements for rectangular concrete columns (I). China Civ Eng J, 37(8):1–11 [in Chinese].
[7] Yin S. (2004). Researches and developments of alternative confinements for rectangular concrete columns (II). China Civ Eng J, 37(10):1–12 [in Chinese].
[8] Weng C-C, Yin Y-L, Wang J-C, Shi T-H, Lu C-R. (2010) Axial and cyclic loading tests on the seismic performance of precast SRC columns confined with star spiral. Process Steel Build Struct, 12(1):1–9.
[9] Wu T-L, Ou Y-C, Yin SY-L, Wang J-C, Wang P-H, Ngo S-H. (2013) Behavior of oblong and rectangular bridge columns with conventional tie and multi-spiral transverse reinforcement under combined axial and flexural loads. J Chin Instit Eng, 36(8):980–93.
[10] D.H. Jing, T. Yu, X.D. Liu, (2016) New configuration of transverse reinforcement for improved seismic resistance of rectangular RC columns: Concept and axial compressive behavior, Eng Struct, 111:383–393.
[11] Yizhu Li, Denghu Jing, Shuangyin Cao. (2017) Axial compressive behavior of RC columns with high strength MTS transverse reinforcement.
Magazine of Concrete Research http://dx.doi.org/10.1680/jmacr.16.00328.
[12] Karayannis CG, Sirkelis GM. (2005). Response of columns and joints with spiral shearreinforcement. WIT Trans Modell Simul. 41:455–63.
[13] Chalioris CE, Karayannis CG. (2013). Experimental investigation of RC beams withrectangular spiral reinforcement in torsion. Eng Struct. 56:286–97.
[14] Tae-Sung Eom, Su-Min Kang, Hong-Gun Park, Tae-Woo Choi, Jong-Min Jin. (2014). Cyclic loading test for reinforced concrete columns with continuousrectangular and polygonal hoops. Engineering Structures 67: 39–49.
[15] Nasim Shatarat, Hasan Katkhuda, Mu’tasim Abdel-Jaber, Maha Alqam. (2016). Experimental investigation of reinforced concrete beams with spiralreinforcement in shear. Construction and Building Materials 125:585–594.
[16] Mojtaba Labibzadeh, Mohammad Dadak. (2018). Determining of Load Bearing Capacity of Rectangular Concrete Columns Reinforced with Longitudinal Spirals Using FEM and ANN Methods. Jsce. (DOI): 10.22065/JSCE.2018.101469.1351