1. Kyle, E, "2015 Orbital/Suborbital Space Launch Log,"Space Launch Report, http://www.spacelaunchreport.com/log2015.html#log (cited April 28, 2016).
2. Parkin, K. Microwave Thermal Rockets, Parkin Research, http://parkinresearch.com/microwave-thermal-rockets (cited April 18, 2016).
3. Review Of Laser Lightcraft Propulsion System
4. Davis, E. W. "Advanced Propulsion Study," Final Report AFRL-PR-ED-TR-2004-0024, Air Force Research Laboratory, Air Force Materiel Command, Edwards AFB, CA, 2004, pp.28-39.
5. Optimum parameters for laser launching objects into low Earth orbit