TY  - BOOK
AU  - Vasdo T. and others
TI  - Life cycles and long waves
T2  - Lecture notes in economics and mathematical systems, 340
SN  - 3540524738
U1  - X:74, N0 
PY  - 1990///
CY  - Berlin
PB  - Springer-Verlag          
KW  - Business Cycle
N1  - International institute for Applied systems analysis publication
ER  -