1. Sentse, N. ESA User Guide to Low Gravity Platforms HSO-K/MS/01/14, Issue 3 Revision 0.
2. Suborbital Market Overview and Application of Disruption Theory;Davidian,2010
3. The History of Sounding Rockets and Their Contribution to European Space Research;Seibert,2006
4. Feasibility of a low-cost sounding rockoon platform;Okninski;Acta Astronaut.,2016
5. Operation of solid rockets in comparison with hybrid rockets during the STERN project;Schüttauf,2016