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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 6
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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 6
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Portico
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Preserved
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2026-02-12
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Preserved : 2006: 1(1), 2007: 2(1-3), 2008: 3(1-2), 2009: 4(1-2)
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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 : 1:1;2:1 to 2:3;3:1 to 3:2;4:1 to 4:5;4:3;5:1;6:1 to 6:2;7:1;8:1 to 8:2;9:1;10:1 to 10:4;11:1 to 11:4;12:2;12:1;12:3 to 12:4;13:1 to 13:3;13:1;13:3 to 13:4;14:1 to 14:2;14:3 to 14:4;15:1 to 15:3;15:1 to 15:4;16:1 to 16:4;17:1 to 17:2;16:1 to 16:4;17:2 to 17:6;17:1 to 17:6
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 12 (3, 4); 13 (, 1 to 3); 14 (, 1 to 4); 15 (, 1 to 4); 16 (, 3, 4); 17 (, 1 to 6); 18 (, 1 to 6); 19 (, 1 to 6); 20 (, 1 to 3); 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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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 : 1 (1 to 4); 2 (1 to 3); 3 (1, 2); 4 (1 to 5); 5 (1); 6 (2); 7 (1); 8 (2); 9 (1, 2); 11 (1 to 4); 12 (1 to 4); 13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 6); 18 (1 to 4)
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National Digital Preservation Program, China
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Preserved
|
2025-12-04
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Preserved : ; 1 (1 to 4); 2 (1 to 3); 3 (1, 2); 4 (1 to 5); 5 (1); 6 (2); 7 (1); 8 (2); 9 (1, 2); 11 (1 to 4); 12 (1 to 4); 13 (1 to 3); 14 (1, 3, 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 5)
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Library of Congress
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Preserved
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2025-04-07
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9 (2); 10 (2 to 4); 11 (1 to 4); 12 (1 to 4); 13 (1 to 4); 14 (1 to 4); 17 (5, 6); 18 (1 to 6); 19 (1 to 5)
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 1 (1); 2 (, 1 to 3); 3 (, 1, 2); 4 (, 1 to 5); 5 (, 1); 6 (, 1, 2); 7 (, 1); 8 (, 1, 2); 9 (, 1, 2); 10 (, 1 to 4); 11 (, 1 to 4); 15 (, 4); 16 (, 1, 2); 17 (, 1, 2, 5, 6); 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2020; 2021
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Portico
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Preserved
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2026-02-12
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Preserved : 2006: 1(1), 2007: 2(1-3), 2008: 3(1-2), 2009: 4(1-5), 2010: 5(1), 2011: 6(1-2), 2012: 7(1), 2013: 8(1-2), 2014: 9(1-2), 2014/2015: 10(1-4), 2015/2016: 11(1-4), 2016/2017: 12(1-4), 2018: 13(1-4), 2019: 14(1-4), 2020: 15(1-4), 2021: 16(1-4), 2022: 17(1-6), 2023: 18(1-6), 2024: 19(1-6), 2025: 20(1-6)
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