TY  - BOOK
AU  - Lions J L
TI  - Optimal control of systems governed by partial differential equations
T2  - Die grundlehren der mathematischen wissenschaften in einzeldarstellungen; 170
U1  - B334, L1 
PY  - 1971///
CY  - Berlin
PB  - Springer-Verlag         
KW  - Patial differential equations
N1  - Bibliography 384-394p
ER  -