TY  - BOOK
AU  - Seminar of Variable Structure systems with application  to economics and biology (2nd) (1974)
ED  - Seminar of Variable Structure systems with application  to economics and biology (2nd) (1974)
TI  - Proceedings Ed by A ERuberti and R R Mohler
T2  - Lecture notes in economics and  mathematical systems: Systems theory
U1  - X:(B37)p1,N74, L5 
PY  - 1975///
CY  - Berlin
PB  - Springer Verlag         
KW  - Operations  Research Economics
ER  -