TY  - BOOK
AU  - Lee E B
AU  -  Markus L
TI  - Foundations of optimal control theory
T2  - SIAM series in applied mathematics
U1  - B2893, K71 
PY  - 1967///
CY  - New York    
PB  -  John Wiley       
KW  -  Operational research
KW  - Mathematics
ER  -