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New York [u.a.]: Macmillan, 1971
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Boston [u.a.]: Irwin, 2001
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[S.l.]: SSRN, [2017]
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[S.l.]: SSRN, [2018]
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[S.l.]: SSRN, [2001]
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[S.l.]: SSRN, [2021]
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2019
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Basel: MDPI, 2019
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Wiley, 2016
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Informa UK Limited, 1979
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JSTOR, 1967
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Institute for Operations Research and the Management Sciences (INFORMS), 1967
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JSTOR, 1967
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University of Chicago Press, 1965
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University of Chicago Press, 1965
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JSTOR, 1964
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Informa UK Limited, 1979
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Wiley, 1972
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Informa UK Limited, 2020
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MDPI AG, 2019