TY  - BOOK
AU  - Oettli W Ed.
AU  -  Pallaschke D Ed.
TI  - Proceeding of advances in optimization
T2  - Lecture Notes in Economics and Mathematical Systems; 382
U1  - B28931p1,N91, N2 
PY  - 1992///
CY  - Berlin
PB  - Springer-Verlag         
ER  -