1. Attempt of a theory of armor penetration;Bethe;Frankford Arsenal Rep.,1941
2. Notes on H.A. Bethe's theory of armor penetration, II. Enlargement of a hole in a flat sheet at high speeds;Taylor;Ministry of Home Security Rep., R. C. 280,1941
3. The formation and enlargement of a circular hole in a thin plastic sheet;Taylor;Quart. J. Mech. Appl. Math.,1948
4. Transient observations of crater formation in semi-infinite targets;Kineke,1963
5. Hypervelocity impact;Eichelberger,1967