J. Hall, “Optimized Dual Expander Aerospike Rocket”, Department of the Airforce Air University Airforce Instituite of Technology, US, Ohio, (2011).
 T. A. Ladeinde, Performance Comparison Between a Full-Length and a Truncated Aerospike Nozzle, Msc thesis Department of Mechanical and Aerospace Engineering, California State University, Long Beach, (2009).
 M. Nazarinia, A. Naghib-Lahouti, E. Tolouei, “Design and Numerical Analysis of Aerospike Nozzles with Different Plug Shapes to Compare their Performance with a Conventional Nozzle”, AIAC-11 Eleventh Australian International Aerospace Congress, Melbourne, Australia,13-17 March, (2005).
 E. Besnard, H. Chen, T. Mueller, and J. Garvey, “Design, Manufacturing and Test of aPlug Nozzle Rocket Engine”, Proceedings of the 38th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, (2002).
 E. S. Mcvay, “Design of a Dual-Expander Aerospike Nozzle Rocket Engine”, MSC Thesis,Department of Aerospace Engineering and Mechanics in the Graduate School of the University of Alabama, (2016).
 P. Lemieux, “Development of a Reusable Aerospike Nozzle for Hybrid Rocket Motors”, 39th AIAA Fluid Dynamics Conference, San Antonio, Texas, (2009).
 T. Karthikeyan, S. K. Aravindhkumar, J. Arun Kumar, “Design and Analysis of Aerospike Nozzle toImprove Thrust in Hybrid Rocket Engine”, International Journal of Engineering Trends and Techno logy, Vol. 36, No. 7, (2016).
 T. Niimi, H. Mori, K. Okabe, Y. M. Taniguchi, “Analyses of Flow Field Structures Around Linear-Type Aerospike Nozzles Using LIF and PSP”, 20th International Congress on Instrumentation in Aerospace Simulation Facilities, ( 2003).
 T. Wang, “Effect of Fence on Linear Aerospike Plume-Induced Base-Heating Physics”, Journal of Thermo physics and Heat Transfer, Vol. 14, No. 4, (2000).
 T. Zebbiche, Z. Youbi, “Supersonic Two-Dimensional Plug Nozzle Conception at High Temperature” , Emirates Journal for Engineering Research, Vol. 11, (2006).
 S. B. Verma, “Performance Characteristics of Annular Conical Aerospike Nozzle with Free stream Effect”, Journal of Propulsion and Power, Vol. 26, No. 3, (2009).
 A. Naghib-Lahouti, E. Tolouei, “Investigation of the Effect of Base Bleed on Thrust Performance of a Truncated Aaerospike Nozzle in Off-Design Conditions”, European Conference on Computational Fluid Dynamics, ECCOMAS CFD, Delft, Netherlands, (2006).
 A. Zilic, D. L. Hitt, and A. A. Alexeenko, “Numerical Simulations of Supersonic Flow in a Liear Aerospike Micronozzle”, 37th AIAA Fluid Dynamics Conference and Exhibit, 25-28 Jun, Miami, FL, (2007).
 T. W. Simpson, F. Mistree, “Multidisciplinary Approach to Linear Aerospike Nozzle Optimization”, AIAA journal, Vol. 39, No. 12, (2001).
 A. N. Kraiko, N. I. Tillyayeva, “Contouring Spike Nozzles and Determining the Optimal Direction of Their Primary Flows”, Journal of Fluid Dynamics,Vol. 42, No. 2, (2007).
 O. Bozic, D. Porrmann, “Estimation of Flow Field Properties and Thrust Performances of Axisymmetric Plug-Nozzles using CFD Simulations”, Turbulence, Heat and Mass Transfer 6, 14-18 September, Rome, Italy, (2009).
 M. Imran, “Introduction to Aerospike and its Aerodynamic Features”, International Journal of Scientific and Research Publications, Vol. 6, No. 5, (2016).