Ghorbani, A. and Bakhtiari, V. and Sedighmofrad, S. and Goudarzi, M. (2015). AHP modeling to investigate three types of rebar connections: overlap, coupling and forging.Tehran: Iran Institute of Seismic Rehabilitation and Improvement
 Iranian Concrete Regulations. (2004). Office of Technical Affairs and Standards Development.
 Kheyroddin, A. and Famili, H. and Shirinsokhan, H. and Delnavaz, M. (2017). Introduction of new methods of reinforcing splices in reinforced concrete structures.Tehran: Journal of Iranian Concrete Association.
 National Building Regulations No. 9. (2013)Design and Implementation of Reinforced Concrete Buildings.Tehran: National Building Regulations Office, Fourth Edition, Iran Development Publication.
 Barzegarfahliani, B. (2015). The Advantages and Disadvantages of Forging Welding.Tehran:Iran Institute of Seismic Rehabilitation and Improvement.
 Bodaghi, F. (2015). Investigation of the Replacement of Overlap SplicesWith Welding Splices. Tehran:Seismic Rehabilitation and Improvement Institute.
 Issa, C.A. and Nasr, A. (2006). An Experimental Study of Welded Splices of Reinforcing Bars. Building and environment, 41(10), 1394-1405.
 Moustafa, T. and Khalifa, W. and El-Koussy, M. and El-Reheem, N. A. (2016). Optimizing the Welding Parameters of Reinforcing Steel Bars. Arabian Journal for Science and Engineering, 41(5), 1699-1711.
 Metal Arc Welding of Steel for Concrete Reinforcement. (1989). CEN247/BS 7123.
Welding of Reinforcing bars in reinforced concrete structures. (1989).W186-M 1990.
 Tian, Y. and Feng, P. and Zhou, Z. H. and Ye, L.P. and Wan, B. L. (2012). Test on Hybrid Connection for Steel Bars in Concrete. Applied Mechanics and Materials. Trans Tech Publications.(Vol. 166, pp. 215-218).
 Ahmed, Gh. (2016). Mechanical Properties for Splices of Welded Reinforcing Steel Bars. ZANCO Journal of Pure and Applied Sciences, 27(6), 99-112.
Henin, E. and Morcous, G. (2015). Reinforcing bar splice sleeve for precast concrete constructions.Engineering Structures 83, 154-162.
Rybicki, E.F. and Schmuser, D.W. and Stonesifer, R.B. and Groom, J.J. and Mishler, H.W. (1978).A FiniteElement Method for Residual Stress in Girth-Butt Welded Pipes. ASME, Journal of PressureVessel Technology, Vol. 100, pp. 256-262.
Andersson, B. A. (1978).Thermal Stresses in a Submerged-Arc Welded Joint Considering PhaseTransformations. Transactions of the ASME, Vol. 100, pp. 356-362.
 Michaleris, P. (1996). Residual Stress Distributions for Multi-pass Welds in Pressure Vessel andPiping Components, In Proceedings of the ASME Pressure Vessels and Piping Conference,Montreal, Canada, Vol. 327, pp. 17–27.
Qingren, X. and Yaorong, F. and Chunyong, H.(2002).The Measurement and Control of Residual Stressin Spiral Sub-merged Arc Welded Pipe.Forth International pipeline conference, Alberta,Canada, pp. 615–622.
Brickstad, B. and Josefson, B.L.(1998). A Parametric Study of Residual Stresses in Multi-pass Butt-Welded Stainless Steel Pipes.International Journal of Pressure Vessels and Piping, Vol. 75,pp. 11-25.
Yajiang, L. and Juan, W. and Maoai, C. and Xiaoqin, S. (2004).Finite Element Analysis of Residual Stress inthe Welded Zone of a High Strength Steel.Bulletin of Materials Science, Vol. 27(2), pp. 127-132.
Kermanpur, A. and Shamanian, M. and Esfahani Yeganeh, V.(2008). Three-Dimensional ThermalSimulation and Experimental Investigation of GTAW Circumferentially Butt-Welded Incoloy800 Pipes.Journal of Materials Processing Technology, Vol. 99, pp. 295-303.
Mashayekhi, M. and Hedayati, H. (2011). Effect of Welding Sequence and Hydrotest Process on Welding Residual Stresses in Stainless Steel SUS304 Pipes. Journal of Applied and Computational Sciences in Mechanics, 17-34.
Hibbitt, Karlsson, Sorensen, Inc.(2004). ABAQUS/standard user’s manual, v. 6.8. Pawtucket, RhodeIsland.
Goldak, J. and Chakravarti, A. and Bibby, M. (1984). A New Finite Element Model for Welding Heat Sources.Metallurgical transactions B, 15(2), 299-305.
 ROY R. CRAIG, JR. Mechanics of Materials,Third Edition,JOHN WILEY & SONS, 42.