TY  - BOOK
AU  - Lettmann George Ed.
TI  - Optimization techniques with application to aerospace systems
T2  - Mathematics in science and engineering: A series of monograph and test books
U1  - B28930bD6:48, K2 
PY  - 1962///
CY  - New York    
PB  -  Academic Press       
KW  - Reliability
ER  -