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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 62 (6); 63 (, 1 to 6); 64 (, 1 to 6); 65 (, 1 to 6); 66 (, 1 to 6); 67 (, 1 to 6); 68 (, 1 to 6); 69 (, 1 to 6); 70 (, 1 to 6); 71 (, 1 to 6); 72 (, 1 to 6); 73 (, 1 to 6); 74 (, 1 to 6); 75 (, 1 to 6); 76 (, 1 to 6); 77 (, 1 to 6); 78 (, 1 to 6); 79 (, 1 to 6); 80 (, 1 to 6); 81 (, 1 to 6); 82 (, 1 to 6); 83 (, 1 to 6); 84 (, 1 to 6); 85 (, 1 to 6); 86 (, 2 to 6); 87 (, 1 to 3); 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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16 to 68
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CLOCKSS Archive
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Preserved
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2026-02-09
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62 to 88
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Portico
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Preserved
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2026-02-12
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Preserved : 2005: 67(6), 2006: 68(2)
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Portico
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Preserved
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2026-02-12
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Preserved : 2007: 69(4, 6)
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Portico
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Preserved
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2026-02-12
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Preserved : 2009: 71(1)
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LOCKSS Archive
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In Progress
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2026-02-09
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74, 81
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Portico
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Preserved
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2026-02-12
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Preserved : 2012: 74(6), 2013: 75(1-3, 6), 2014: 76(1-6), 2015: 77(2-6), 2016: 78(1-6), 2017: 79(1-6), 2018: 80(1-6), 2019/2020: 81(1-6), 2020: 82(1-6), 2021: 83(1-6), 2022: 84(1-5), 2023: 85(1-6), 2024: 86(1-6), 2025: 87(1-6), 2026: 88(1)
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LOCKSS Archive
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Preserved
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2026-02-09
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75 to 80
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Library of Congress
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Preserved
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2025-04-07
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80 (1 to 6); 81 (1 to 6); 82 (1 to 6); 83 (1 to 6); 84 (1 to 6); 85 (1 to 6); 86 (1 to 4)
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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 : 7 (1 to 6); 62; 63 (1 to 6); 64 (1 to 6); 65 (1 to 6); 66 (1 to 6); 67 (1 to 6); 68 (1 to 6); 69 (1 to 6); 71 (1 to 6); 72 (1 to 6); 73 (1 to 6)
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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 : 7 (1 to 6); 62; 63 (1 to 6); 64 (1 to 6); 65 (1 to 6); 66 (1 to 6); 67 (1 to 6); 68 (1 to 6); 69 (1 to 6); 71 (1 to 6); 72 (1 to 6); 73 (1 to 6)
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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 : 7 (1 to 6); 8 (1 to 6); 62; 63 (1 to 6); 64 (1 to 6); 65 (1 to 6); 66 (1 to 6); 67 (1 to 6); 68 (1 to 6); 69 (1 to 6); 71 (1 to 6); 72 (1 to 6); 73 (1 to 6); 74 (1 to 6); 75 (1 to 6); 76 (1 to 6); 77 (1 to 6); 78 (1 to 6); 79 (1 to 6); 81 (1 to 6); 82 (1 to 6); 83 (1 to 6); 84 (1 to 6); 85 (1 to 5); 86 (1 to 6)
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National Digital Preservation Program, China
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Preserved
|
2025-12-04
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Preserved : 7 (1 to 6); 8 (1 to 6); 62; 63 (1 to 6); 64 (1 to 6); 65 (1 to 6); 66 (1 to 6); 67 (1 to 6); 68 (1 to 6); 69 (1 to 6); 71 (1 to 6); 72 (1 to 6); 73 (1 to 6); 74 (1 to 6); 75 (1 to 6); 76 (1 to 6); 77 (1 to 6); 78 (1 to 6); 79 (1 to 6); 81 (1 to 6); 82 (1 to 6); 83 (1 to 6); 84 (1 to 6); 85 (1 to 5); 86 (1 to 6)
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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 : 62 (6); 63 (1-6); 64 (1-6); 65 (1-6); 66 (1-6); 67 (1-6); 68 (1-4, 6); 69 (1, 3-6); 70 (1-6); 71 (1-6); 72 (1-6); 73 (1-6); 74 (1-6); 75 (1-6); 76 (1-6); 77 (1-6); 78 (1-6); 79 (1-6); 80 (1-6); 81 (1-5); 206 (1)
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