TY  - BOOK
AU  - Seminar on Variable structure systems, US-Italy, May 1974
AU  - Ruberti, A. ; ed.
AU  - Mohler, R. R. ; jt. ed.
TI  - Variable structure systems with application to economics and biology; proceedings
SN  - 3540073906
U1  - 330.0151993 
PY  - 1975///
CY  - Berlin
PB  - Springer-Verlag
ER  -