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Using Spectral Analysis to Study the Periodicity of Polish Foreign Trade Turnover
Elżbieta Krakowiak, Elzbieta Krakowiak and Donald Hank
Soviet and Eastern European Foreign Trade
Vol. 16, No. 3 (Fall, 1980), pp. 65-82
Published by: Taylor & Francis, Ltd.
Stable URL: http://www.jstor.org/stable/27748689
Page Count: 18