Brown, K. R., and Johnson, G. W., “Real-Time Optimal Guidance”, IEEE Transactionson Automatic Control, Vol. AC-12, No. 5, 1967, pp. 501-506.
 Brown, K. R., Harrold, E. F., and Johnson, G. W., “Some New Results on Space Shuttle Atmospheric Ascent Optimization”, AIAA Paper NO. 70-978, 1970.
 J. Calise, “Further improvements to a Hybrid Method for Launch Vehicle Sscent Trajectory Optimization,” AIAA Guidance, Navigation and Control Conference, 2000, 14-17.
 Dukeman,G.A., “Atmospheric Ascent Guidancefor Rocket-Powered Launch Vehicles,” AIAA Guidance, Navigation, and Control Conference and Exhibit, AIAA- 2002-4559, Monterey, CA, August 5-8, 2002.
 Dukeman, G. A., and Calise, A. J., “Enhancements to an Atmospheric Ascent Guidance Algorithm,” AIAA Guidance, Navigation and Control Conference, AIAA-2003-5638, Austin, TX, August 11-14, 2003
 Zhang, L., A Fixed-point Framework for Launch Vehicle Ascent Guidance, (Ph.D. Thesis), Iowa State University, 2006.
 Brown, K. R., Harrold, E. F. and Johnson, G. W., “Some New Results on Space Shuttle Atmospheric Ascent Optimization,” AIAA Paper No. 70-978, 1970.
 Cohen, A.O., and Brown, K.R., “Real-Time Optimal Guidance for Orbital Maneuvering”, AIAA Journal, Vol. 10, No. 5, 1972, pp. 680-685.
 Jezewski, D.J., “Optimal Analytical Multiburn Trajectories,” AIAA Journal, Vol. 11, No. 9, 1973, pp. 1266-1272.
 Calise, A. J., “Further Improvements to a Hybrid Method for Launch Vehicle Ascent Trajectory Optimization,” AIAA Guidance, Navigation, and Control Conference and Exhibit, AIAA-2000-4261, Denver, CO, August 14-17, 2000.
 Gath, P. F., and Calise, A. J., “Optimization of Launch Vehicle Ascent Trajectories with Path Constraints and Coast Arcs,” Journal of Guidance, Control, and Dynamics, Vol. 24, No. 2, 2001, pp. 296-304.
 Lu, P. and Griffen, B. J., “Rapid Optimal Multiburn Ascent Planning and Guidance,” Journal of Guidance, Control and Dynamics, Vol. 31, No. 6, 2008, pp. 1656-1664.
 Pan, B. and Lu, P., “Rapid Optimization of Multiburn Rocket Trajectories Revisited”,AIAA Guidance, Navigation and Control Conference, 10-13 August 2009.
 Jaminson, B. R. and Coverstone, V.,“Analytical Study of the Primer Vector and Orbit Transfer Switching Function,” Journal of Guidance, Control and Dynamics, Vol. 33, No. 1, 2010, pp. 235-245.
 Stephen, W., Thrasher, J. and Thomas J. F., “Orion’s Exoatmospheric Burn Guidance Architecture and Algorithm,” AIAA Guidance, Navigation, and Control Conference, 2011.
 Pan, B., Lu, P. and Chen, ZH., “Three-Dimensional Closed-form Costate Solutions in Optimal Coast,” Elsevier Science Direct Acta Astronautica, Vol. 30, No. 77, 2012 , pp. 156-166.
 Hernandez, S. and Akella, M. R., “Finite-Thrust Orbit Transfers to any Circular-Equatorial Orbit using Lyapunov-based Feedback Control,” Fifth International Conference on Spacecraft Formation Flying Missions and Technologies, 2013.
 Oliveira, T. C. and Rocco, E. M., “Minimum Fuel Low-Thrust Transfers for Satellites Using a Permanent Magnet Hall Thruster,” Hindawi Publishing Corporation, Mathematical Problems in Engineering, Feb 25, 2013.
 Heydari, A. and Blakrishnan, S.N., “Optimal Orbit Transfer with on-off Actuators Using a Closed Form Optimal Switching Scheme,” Guidance, Navigation and Control and Co-Located Conferences, 2013.
 Bortakovskii, A. S. and Konovalova, A. A., “Optimal Injection of a Satellite into Geostationary Orbit Using a Limited Number of Thruster Firings,” Journal of Computer and Systems Sciences, No. 52, 2013, pp. 938-948.
 Bryson A. E. and Ho, Y., Applied Optimal Control,. Hemisphere Publishing Corporation, Bristol, PA, Revised Printing Edition, CRC Press, 1975.
 Alavipour, M., Nikkhah, A. A. and Roshanian, J., “Optimal Multiple-Burn Injection of a Satellite into Geostationary orbit using an Upper Stage,” Modares Mechanical Engineering, Vol. 17, No. 6, 2017, pp. 157–167 (In Persian).
 Thorne, J. D. and Hall, C. D., “Approximate Initial Lagrange Costatesfor Continuous-Thrust Spacecraft,” Journal of Guidance, Control, and Dynamics,Vol. 19, No. 2, 1996, pp. 283–288.
 Curtis, H.D., Orbital Mechanics for Engineering Students, Elsevier Butterworth-Heinemann, 2005.