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A short manual on sampling
(1960)
Sampling techniques
Cochran, William G., (1953)
Théorie et pratique des sondages
Desabie, Jacques, (1966)
Deciding about the uncertain: The use of forecasts as an aid to decision-making
Lindberg, Erik, (1991)
On forecasting of innovations
Brännäs, Kurt, (1992)
Deciding about the uncertain: the use of forecasts as an aid to decision-making