1. BUMPER-II analysis tool: user's manual;Abbott,1993
2. Ballistic Research Laboratories. (1961). The Resistance of Various Metallic Materials to Perforation by Steel Fragments, Empirical Relationships for Fragment Residual Velocity and Residual Weight (Project THOR Technical Report No. 47). Aberdeen Proving Ground.
3. Multi-plate damage study;Burch,1967
4. Secondary impact hazard assessment;Christiansen,1986
5. Evaluation of space station meteoroid/debris shielding materials;Christiansen,1987