External Payload Carrier (XPC) - A Novel Platform for Suborbital Research
On the Implementation of a European Space Traffic Management System - I. A White Paper
Taskable Space Vehicle: Realizing Cost Savings by Combining Orbital and Suborbital Flight
Overview of the Experimental 50-cm Laser Ramjet (X-50LR) Program
Overview of the Experimental 50-cm Laser Ramjet (X-50LR) Program (Postprint)
TA1: Launch Propulsion Systems 1.6 Balloon Launch Systems - Follow-Up
Industrial Launch Vehicle for Commercial Space Transportation
Risk Considerations for the Launch of the Space X Falcon 1 Rocket
Results of the Second U.S. Manned Suborbital Space Flight, July 21, 1961