1.      Hoffman, G. A, A Criterion for Choosing Sheet Tolerances in Aircraft Materials, The RAND Corp. Research Memorandum RM-2127, Mar. 7,1958.

2.      Micks, W. R., and G. A. Hoffman, A Reevaluation of Beryllium as a Potential Structural Material for Use in Flight Vehicles, The RAND Corp., Research Memorandum RM-1642 May 7, 1956

3.     

4.      Hoffman; G. A, Fibered Materials for Flight Structures, The RAND Corp., Research Memorandum RM-1868, Feb. 18, 1957.

5.     

6.      Hoffman, G. A., Materials for Space Flight, The RAND Corp., Paper P-1420, July 1, 1958.

7.