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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 23 (s3, 1 to 6); 24 (1 to 6); 25 (1 to 6); 26 (s1, 1 to 10); 27 (1 to 10); 28 (1 to 10); 29 (s1, 1 to 10); 30 (1 to 10); 31 (s1, 1 to 10); 32 (s1, 1 to 9); 33 (s1, 1 to 10); 34 (1 to 10); 35 (s1, 1 to 12); 36 (S1, 1 to 12); 37 (S1, 1 to 12); 38 (S1, 1 to 12); 39 (S1, 1 to 6, 8 to 12); 40 (S1, 1 to 12); 41 (S1, 1 to 12); 42 (1 to 12); 43 (S1, 1 to 12); 44 (1 to 12); 45 (1 to 12); 46 (1 to 3)
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CLOCKSS Archive
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Preserved
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2026-04-06
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23 to 46
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Portico
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Preserved
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2026-04-02
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Preserved : 2004: 24(3), 2005: 25(1), 2006: 26(1), 2007: 27(1-10), 2008: 28(1-10), 2009: 29(1-10), 2010: 30(1-10), 2011: 31(1-10), 2012: 32(1-10), 2013: 33(1-10), 2014: 34(1-10), 2015: 35(1-12), 2016: 36(1, S1, 2-12), 2017: 37(1, S1, 2-12), 2018: 38(1, S1, 2-12), 2019: 39(1, S1, 2-12), 2020: 40(1, S1, 2-12), 2021: 41(1, S1, 2-12), 2022: 42(1-12), 2023: 43(1, S1, 2-12), 2024: 44(1-12), 2025: 45(1-12), 2026: 46(1-4)
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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 : 3 (1 to 9); 4 (S1, 1 to 9, 11, 12); 23 (, 1 to 6); 24 (, 1 to 6); 25 (1 to 6); 26 (, 1 to 9); 27 (1 to 9); 28 (1 to 9); 29 (, 1 to 9); 31 (, 1 to 9); 32 (, 1 to 9); 33 (, 1 to 9); 34 (, 1 to 9); 35 (, 1 to 9, 11, 12); 36 (, 1 to 9, 11, 12); 37 (, 1 to 9, 11, 12); 38 (, 1 to 9, 11, 12); 39 (S1, 1 to 9, 11, 12); 41 (S1, 1 to 9, 11, 12); 42 (1 to 9, 11, 12); 43 (S1, 1 to 9, 11, 12); 44 (1 to 9, 11, 12); 45 (1 to 8)
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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 : 3 (1 to 9); 4 (S1, 1 to 9, 11, 12); 23 (, 1 to 6); 24 (, 1 to 6); 25 (1 to 6); 26 (, 1 to 9); 27 (1 to 9); 28 (1 to 9); 29 (, 1 to 9); 31 (, 1 to 9); 32 (, 1 to 9); 33 (, 1 to 9); 34 (, 1 to 9); 35 (, 1 to 9, 11, 12); 36 (, 1 to 9, 11, 12); 37 (, 1 to 9, 11, 12); 38 (, 1 to 9, 11, 12); 39 (S1, 1 to 9, 11, 12); 41 (S1, 1 to 9, 11, 12); 42 (1 to 9, 11, 12); 43 (S1, 1 to 9, 11, 12); 44 (1 to 9, 11, 12); 45 (1 to 9, 11)
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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 : 26 (S2, 1-10); 27 (1-8, 10)
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