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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 12
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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 12
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Portico
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Preserved
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2026-02-12
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Preserved : 2004: 1(1-2), 2005: 2(1-2), 2005: 3(1-2), 2005: 4(1-2), 2006: 5(1-2), 2006: 6(1-2), 2006: 7(1-4), 2007: 8(1-6), 2008: 9(1-6), 2009: 10(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 to 1:2;2:1 to 2:2;3:1 to 3:2;4:1 to 4:2;5:1 to 5:2;6:1 to 6:2;7:1 to 7:4;8:1 to 8:6;9:1 to 9:6;10:1 to 10:5;10:5;11:1 to 11:5;12:1 to 12:6;12:6;13:1 to 13:5;14:1 to 14:6;15:1 to 15:6;16:1 to 16:6;17:1 to 17:6;18:1 to 18:6;19:1 to 19:6;20:1;20:1 to 20:6;21:1 to 21:6;22:1;22:1 to 22:6;23:1 to 23:5;23:1 to 23:6
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 4 (1); 18 (, 3 to 6); 19 (, 1 to 6); 20 (, 1 to 6); 21 (, 1, 2); 22 (, 4 to 6); 23 (, 1 to 6); 24 (, 1 to 6); 25 (, 1 to 6); 26 (, 1 to 4); 2005; 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 5); 2 (1 to 5); 3 (1, 2); 4 (1, 2); 5 (1, 2); 6 (1, 2); 7 (1 to 4); 8 (1 to 6); 9 (1 to 6); 11 (1 to 5); 12 (1 to 6); 13 (1 to 5); 14 (1 to 6); 15 (1 to 6); 16 (1 to 6); 17 (1 to 6); 18 (1 to 6); 19 (1 to 6); 21 (2, 3, 6); 22 (1 to 6); 23 (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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4 (1); 15 (4 to 6); 16 (1 to 6); 17 (1 to 6); 18 (1 to 6); 19 (1 to 6); 20 (1 to 6); 23 (5, 6); 24 (1 to 6); 25 (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); 2 (, 1, 2); 3 (, 1, 2); 4 (, 1, 2); 5 (, 1, 2); 6 (, 1, 2); 7 (, 1 to 4); 8 (, 1 to 6); 9 (, 1 to 6); 10 (, 1 to 5); 11 (, 1 to 5); 12 (, 1 to 6); 13 (, 1 to 5); 14 (, 1 to 6); 15 (, 1 to 6); 16 (, 1 to 6); 17 (, 1 to 3); 21 (, 2 to 6); 22 (, 1 to 3, 5); 23 (, 1); 2004; 2005; 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 : 2004: 1(1-2), 2005: 2(1-2), 2005: 3(1-2), 2005: 4(1-2), 2006: 5(1-2), 2006: 6(1-2), 2006: 7(1-4), 2007: 8(1-6), 2008: 9(1-6), 2009: 10(1-5), 2010: 11(1-5), 2011/2012: 12(1-6), 2012: 13(1-5), 2013: 14(1-2, 4, 6), 2014: 15(2-6), 2015: 16(1-6), 2015/2016: 17(1-6), 2017: 18(1-6), 2018: 19(1-6), 2019: 20(1-6), 2020: 21(1-6), 2021: 22(1-6), 2022: 23(1-6), 2023: 24(1-6), 2024: 25(1-6), 2025: 26(1-6)
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