1. Barbee, Brent W., Alfano, Salvatore, Pinon, Elfego, Gold, Kenn, Gaylor, David, 2012. Design of spacecraft missions to remove multiple orbital debris objects. In: Proceedings of the 35th Annual AAS Guidance and Control Conference, Breckenridge, CO, February 3–8 2012. Paper No. AAS-12-017.
2. Swarm Intelligence: From Natural to Artificial Systems;Bonabeau,1999
3. Active debris removal of multiple priority targets;Braun;Adv. Space Res.,2013
4. Active space debris removal – a preliminary mission analysis and design;Castronuovo;Acta Astronaut.,2011
5. MGA trajectory planning with an ACO-inspired algorithm;Ceriotti;Acta Astronaut.,2010