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ZBW - Leibniz Information Centre for Economics
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Preserved
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2025-12-15
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Preserved : 16:1 to 16:2;17:1;18:1;19:1 to 19:2;20:1 to 20:2;21:2;22:1 to 22:2;25:1;27:2;32:1 to 32:2;33:1 to 33:2;34:1 to 34:2;35:1 to 35:2;36:1;36:2;37:1 to 37:2
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 32 (1, 2); 33 (, 1, 2); 34 (, 1, 2); 35 (, 1, 2); 36 (, 2); 37 (, 1, 2); 38 (, 1, 2); 39 (, 1, 2); 40 (, 1); 2017; 2018; 2019; 2020; 2022; 2023; 2024; 2025
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Portico
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Preserved
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2026-02-12
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Preserved : 2017: 32(1-2), 2018: 33(1-2), 2019: 34(1-2), 2020: 35(1-2), 2021: 36(1-2), 2022: 37(1-2), 2023: 38(1-2), 2024: 39(1-2), 2025: 40(1-2)
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National Digital Preservation Program, China
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Preserved
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2025-12-04
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Preserved : 2 (1, 2); 3 (1, 2); 16 (1, 2); 17 (1, 2); 18 (1, 2); 19 (1, 2); 21 (1, 2); 22 (1, 2); 23 (1, 2); 24 (1, 2); 25 (1, 2); 26 (1, 2); 27 (1, 2); 28 (1, 2); 29 (1, 2); 31 (1, 2); 32 (1, 2); 33 (1, 2); 34 (1, 2); 35 (1, 2); 36 (1, 2); 37 (1, 2); 38 (1)
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National Digital Preservation Program, China
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Preserved
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2025-12-04
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Preserved : ; 32 (1, 2); 33 (1, 2); 34 (1, 2); 35 (1, 2); 36; 37 (1)
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Library of Congress
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Preserved
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2025-04-07
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32 (1, 2); 33 (1, 2); 34 (1, 2); 37 (2); 38 (1, 2); 39 (1)
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