1. Guidelines for the Long-Term Sustainability of Outer Space Activities, UN Committee of the Peaceful Uses of Outer Space,2018
2. Two Space Debris Issues: Long-Term Cost of Satellite Operations Refining Reentry Disposal Hazards;Ailor,2011
3. 14, Guidelines and Assessment Procedures for Limiting Orbital Debris,1740
4. 14B, Process for Limiting Orbital Debris,2009
5. Spacecraft Design-For-Demise Strategy, Analysis and Impact on Low Earth Orbit Space Missions;Waswa,2009