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ZBW - Leibniz Information Centre for Economics
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Preserved
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2026-03-10
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Preserved : 18:1 to 18:4;19:1 to 19:4;20:1 to 20:4;21:1;21:1 to 21:4;22:1 to 22:2;22:2 to 22:4;23:1 to 23:2;23:1 to 23:4;24:1;24:1 to 24:4;25:1;25:1 to 25:4;26:1;26:1 to 26:4
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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, 3/4); 18 (1 to 4); 19 (1, 2/3, 4); 21 (1 to 4); 22 (1 to 4); 23 (1 to 4); 24 (1, 2, 3/4); 25 (1, 2, 3/4)
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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 18 (2 to 4); 19 (1, 2/3, 4); 20 (1, 2, 3/4); 21 (1 to 4); 22 (1 to 4); 23 (1 to 4); 24 (1, 2, 3/4); 25 (1, 2, 3/4); 26 (1 to 4); 27 (1, 2, 3-4)
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Library of Congress
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Preserved
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2025-04-07
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18 (1 to 3); 19 (1, 2/3, 4); 20 (1 to 3/4); 21 (1 to 4); 22 (1 to 4); 23 (1, 2); 24 (1 to 3/4); 25 (1 to 3/4); 26 (1 to 4)
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LOCKSS Archive
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Preserved
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2026-04-06
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18 to 26
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CLOCKSS Archive
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In Progress
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2026-04-06
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18 to 28
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Portico
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Preserved
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2026-04-02
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Preserved : 2016: 18(1-4), 2017: 19(1-4), 2018: 20(1-4), 2019: 21(1-4), 2020: 22(1-4), 2021: 23(1-4), 2022: 24(1-4), 2023: 25(1-4), 2024: 26(1-4), 2025: 27(1-4), 2026: 28(1)
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LOCKSS Archive
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In Progress
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2026-04-06
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27, 28
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