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Internet Archive
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Preserved
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2025-08-08
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11 to 18
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 26 (1 to 6); 27 (, 1 to 6); 28 (, 1 to 6); 29 (, 1 to 6); 30 (, 1 to 6); 31 (, 1 to 6); 32 (, 1 to 6); 33 (, 1 to 6); 34 (, 1 to 6); 35 (, 1 to 6); 36 (, 1 to 7); 37 (, 1 to 7); 38 (, 1 to 7); 39 (, 1 to 7); 40 (, 1 to 7); 41 (, 1 to 7); 42 (, 1 to 8); 43 (, 1 to 8); 44 (, 1 to 8); 45 (, 1 to 8); 46 (, 1 to 8); 47 (, 1 to 8); 48 (, 1 to 8); 49 (, 1 to 7); 50 (, 1 to 7); 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
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Portico
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Preserved
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2026-02-12
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Preserved : 2000: 26(1-5)
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CLOCKSS Archive
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Preserved
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2026-02-09
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26 to 51
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Portico
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Preserved
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2026-02-12
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Preserved : 2002: 28(5), 2003: 29(4)
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Portico
|
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Preserved
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2026-02-12
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Preserved : 2005: 31(1, 3-4), 2006: 32(2-3)
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Portico
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Preserved
|
2026-02-12
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Preserved : 2007: 33(6), 2008: 34(4)
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LOCKSS Archive
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In Progress
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2026-02-09
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38, 45
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Portico
|
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Preserved
|
2026-02-12
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Preserved : 2012: 38(5-7), 2013: 39(1-3, 5-7), 2014: 40(1-4, 6), 2015: 41(2-7), 2016: 42(1-8), 2017: 43(1-8), 2018: 44(1-8), 2019/2020: 45(1-8), 2020: 46(1-8), 2021: 47(1-8), 2022: 48(1-5, 7-8), 2023: 49(1, S 1, 2-7), 2024: 50(1-7), 2025: 51(1-5)
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LOCKSS Archive
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Preserved
|
2026-02-09
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39 to 44
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Library of Congress
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Preserved
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2025-04-07
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43 (6 to 8); 44 (1 to 8); 45 (1 to 8); 46 (1 to 8); 47 (1 to 8); 48 (1 to 8); 49 (1, S1, 2 to 7); 50 (1, 2)
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National Digital Preservation Program, China
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Preserved
|
2025-10-23
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|
|
Preserved : 3 (1 to 6); 4 (1 to 7); 5 (1 to 4); 26 (1 to 6); 27 (1 to 6); 28 (1 to 6); 29 (1 to 6); 31 (1 to 6); 32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 6); 36 (1 to 3, 5 to 7); 37 (1 to 7); 38 (1 to 7); 39 (1 to 7); 41 (1 to 7); 42 (1 to 8); 43 (1 to 8); 44 (1 to 8); 45 (1 to 8); 46 (1 to 8); 47 (1 to 8); 48 (1 to 8); 49 (1 to 6)
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|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 3 (1 to 6); 4 (1 to 7); 5 (1 to 4); 26 (1 to 6); 27 (1 to 6); 28 (1 to 6); 29 (1 to 6); 31 (1 to 6); 32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 6); 36 (1 to 3, 5 to 7); 37 (1 to 7); 38 (1 to 7); 39 (1 to 7); 41 (1 to 7); 42 (1 to 8); 43 (1 to 8); 44 (1 to 8); 45 (1 to 8); 46 (1 to 8); 47 (1 to 8); 48 (1 to 8); 49 (1 to 6)
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|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 34 (1); 36 (2 to 7); 37 (1 to 3)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 34 (1); 36 (2 to 7); 37 (1 to 3)
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|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
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|
|
Preserved : 26 (6); 27 (1-6); 28 (1-6); 29 (1-6); 30 (1-6); 31 (1-6); 32 (1-4, 6); 33 (1, 3-6); 34 (1-6); 35 (1-6); 36 (1-7); 37 (1-7); 38 (1-7); 39 (1-7); 40 (1-7); 41 (1, 2, 4-7); 42 (1-8); 43 (1-8); 44 (1-8); 45 (1-5); 46 (25)
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