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National Digital Preservation Program, China
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Preserved
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2025-10-23
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Preserved : 1 (1 to 6); 2 (1 to 9, 11, 12); 3 (1 to 6); 4 (1 to 6); 5 (1 to 6); 6 (1 to 6); 7 (1 to 6); 8 (1 to 6); 9 (1 to 6); 11 (1 to 6); 12 (1 to 9); 13 (1 to 9); 14 (1 to 9); 15 (1 to 9); 16 (1 to 9); 17 (1 to 9); 18 (1 to 9); 19 (1 to 9, 11, 12); 21 (1 to 9, 11, 12); 22 (1 to 9, 11, 12); 23 (1 to 9, 11, 12); 24 (1 to 7, 9, 11, 12); 25 (1 to 9, 11, 12); 26 (1 to 9)
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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 6); 2 (1 to 9, 11, 12); 3 (1 to 6); 4 (1 to 6); 5 (1 to 6); 6 (1 to 6); 7 (1 to 6); 8 (1 to 6); 9 (1 to 6); 11 (1 to 6); 12 (1 to 9); 13 (1 to 9); 14 (1 to 9); 15 (1 to 9); 16 (1 to 9); 17 (1 to 9); 18 (1 to 9); 19 (1 to 9, 11, 12); 21 (1 to 9, 11, 12); 22 (1 to 9, 11, 12); 23 (1 to 9, 11, 12); 24 (1 to 7, 9, 11, 12); 25 (1 to 9, 11, 12); 26 (1 to 9)
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National Library of the Netherlands
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Preserved
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2024-12-15
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Preserved : 7 (1-6); 8 (1-6)
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Library of Congress
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Preserved
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2025-04-07
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9 (3, 4); 10 (1); 15 (1, 9); 16 (1 to 9); 17 (1 to 9); 18 (1 to 7); 19 (1 to 3, 5 to 12); 20 (1 to 8, 10, 12); 21 (2 to 10); 22 (1, 2, 5 to 12); 23 (1 to 12); 24 (1, 2, 9 to 12); 25 (3, 4)
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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 6); 3 (, 1 to 6); 4 (, 1 to 6); 5 (, 1 to 6); 6 (, 1 to 6); 7 (, 1 to 6); 8 (, 1 to 6); 9 (, 1 to 6); 10 (, 1 to 6); 11 (, 1 to 6); 12 (, 1 to 9); 13 (, 1 to 9); 14 (, 1 to 9); 15 (, 1 to 9); 16 (, 1 to 9); 17 (, 1 to 9); 18 (, 1 to 9); 19 (, 1 to 10, 12); 20 (, 1 to 4, 6 to 12); 21 (, 1 to 12); 22 (, 1 to 12); 23 (, 1 to 12); 24 (, 1 to 12); 25 (, 1 to 12); 26 (, 1 to 6); 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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Internet Archive
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Preserved
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2025-08-08
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1 to 7
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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.10:1-6;vol.11:1-6;vol.12:1-9;vol.13:1-9;vol.14:1-9;vol.15:1-9;vol.16:1-9;vol.17:1-9;vol.18:1-9;vol.19:1-12;vol.1:1-6;vol.20:1-12;vol.21:1-12;vol.22:1;vol.2:1-6;vol.3:1-6;vol.4:1-6;vol.5:1-6;vol.6:1-6;vol.7:1-6;vol.8:1-6;vol.9:1-6
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 27
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Portico
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Preserved
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2026-02-12
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Preserved : 2008: 9(1-6), 2009: 10(1-6), 2010: 11(1-6), 2011: 12(1-9), 2012: 13(1-9), 2013: 14(1-9), 2014: 15(1-9), 2015: 16(1-9), 2016: 17(1-9), 2017: 18(1-9), 2018: 19(1-12), 2019: 20(1-12), 2020: 21(1-12), 2021: 22(1-12), 2022: 23(1-12), 2023: 24(1-12), 2024: 25(1-12), 2025: 26(1-12), 2026: 27(1-2)
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