TY  - BOOK
AU  - Berkovitz L D
TI  - Optimal control theory
T2  - Applied Mathematical Sciences Ed by Fritz John. 12
U1  - B7:3, L4 
PY  - 1974///
CY  - New York
PB  - Springer-Verlag         
KW  - Optimization
N1  - Bibliography: P 298-301
ER  -