References
Robert L. Flood
Whatever happened to general systems theory?
1989
in: Systems prospects, Dordrecht : Springer
Systems prospects: the next ten years of systems research
1989
with Jackson Michael C, Keys Paul (ed)
Dordrecht, Springer
1989
in: Systems prospects, Dordrecht : Springer
1989
with Jackson Michael C, Keys Paul (ed)
Dordrecht, Springer