search query: @author Helmer, O. / total: 5
references: 1-5 / 5
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1.
The future relationship between the super powers.
Futures
1986 : AUG, VOL. 18:4, p. 484-492
 1986 Helmer, O.
2.
The future state of the US economy.
Futures
1985 : JUN, VOL. 17:3, p. 194-195
 1985 Helmer, O.
3.
A matter of priorities.
Technological Forecasting and Social Change
1984 : SEP, VOL. 26:2, p. 207-209
 1984 Helmer, O.
4.
The futurists' social responsibility.
Futures
1984 : FEB, VOL. 16:1, p. 2-3
 1984 Helmer, O.
5.
Reassessment of cross-impact analysis.
Futures
1981 : OCT, VOL. 13:5, p. 389-400
 1981 Helmer, O.
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