Cour-Palais, Burton G.; Crews, Jeanne L. (1990), "A Multi-Shock Concept for Spacecraft Shielding", International Journal of Impact Engineering, 10 (1–4): 135–146, doi:10.1016/0734-743X(90)90054-Y.
Christiansen, Eric L. (2003), Meteoroid/Debris Shielding(PDF), Washington, DC: National Aeronautics and Space Administration, p. 13, TP−2003-210788, archived from the original(Technical Report) on 2013-02-25.
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Christiansen, Eric L. (2003), Meteoroid/Debris Shielding(PDF), Washington, DC: National Aeronautics and Space Administration, p. 13, TP−2003-210788, archived from the original(Technical Report) on 2013-02-25.