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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 1 (1 to 3); 2 (1 to 6); 3 (1 to 6); 4 (1 to 6); 5 (S3, 1 to 6); 6 (1 to 6); 7 (s1, 1 to 6); 8 (s2, 1 to 6); 9 (S2, 1 to 6); 10 (s1, 1 to 6); 11 (1 to 12); 12 (s1, 1 to 12); 13 (s1, 1 to 12); 14 (s1, 1 to 12); 15 (1 to 12); 16 (s1, 1 to 12); 17 (s1, 1 to 12); 18 (s1, 1 to 12); 19 (s1, 1 to 12); 20 (1 to 12); 21 (s1, 1 to 12); 22 (S1, 1 to 12); 23 (S1, 1 to 12); 24 (S1, 1 to 12); 25 (, 1 to 12); 26 (S1, 1 to 12); 27 (S1, 1 to 12); 28 (S1, 1 to 12); 29 (S1, 1 to 12); 30 (S1, 1 to 12); 31 (S1, 1 to 12); 32 (S1, 1 to 12); 33 (1, 2)
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CLOCKSS Archive
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Preserved
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2026-04-06
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1 to 33, 9999
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Portico
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Preserved
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2026-04-09
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Preserved : 1995: 2(1)
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Portico
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Preserved
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2026-04-09
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Preserved : 1998: 5(1, S 3, S 4), 1999: 6(1), 2000: 7(1, s1), 2001: 8(1-6), 2002: 9(1-2, S2, 3-6), 2003: 10(1-6), 2004: 11(1-12), 2005: 12(1-12), 2006: 13(1-12), 2007: 14(1-12), 2008: 15(1-12), 2009: 16(1-12), 2010: 17(1-12), 2011: 18(1-12), 2012: 19(1-12), 2013: 20(1-12), 2014: 21(1-12), 2015: 22(1, S1, 2, S2, 3-12), 2016: 23(1, S1, 2, S2, 3-12), 2017: 24(1, S1, 2-12), 2018: 25(1, S1, 2, S2, 3-12), 2019: 26(1, S1, 2-12), 2020: 27(1, S1, 2-12), 2021: 28(1, S1, 2-12), 2022: 29(1, S1, 2-12), 2023: 30(1, S1, 2, S2, 3-12), 2024: 31(1, S1, 2, S2, 3-12), 2025: 32(1, S1, 2-12), 2026: 33(1-3)
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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 (S1, 1 to 9, 11, 12); 4 (1 to 6); 5 (S3, 1 to 6); 6 (, 1 to 6); 7 (, 1 to 6); 8 (, 1 to 6); 9 (, 1 to 6); 11 (, 1 to 9, 11, 12); 12 (, 1 to 9, 11, 12); 13 (, 1 to 9, 11, 12); 14 (, 1 to 9, 11, 12); 15 (, 1 to 9, 11, 12); 16 (, 1 to 9, 11, 12); 17 (, 1 to 9, 11, 12); 18 (, 1 to 9, 11, 12); 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 9, 11, 12); 25 (, 1 to 9, 11, 12); 26 (S1, 1 to 9, 11, 12); 27 (S1, 1 to 9, 11, 12); 28 (S1, 1 to 9, 11, 12); 29 (S1, 1 to 9, 11, 12); 31 (S1, 1 to 4, 6 to 9, 11, 12); 32 (S1, 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 (S1, 1 to 9, 11, 12); 4 (1 to 6); 5 (S3, 1 to 6); 6 (, 1 to 6); 7 (, 1 to 6); 8 (, 1 to 6); 9 (, 1 to 6); 11 (, 1 to 9, 11, 12); 12 (, 1 to 9, 11, 12); 13 (, 1 to 9, 11, 12); 14 (, 1 to 9, 11, 12); 15 (, 1 to 9, 11, 12); 16 (, 1 to 9, 11, 12); 17 (, 1 to 9, 11, 12); 18 (, 1 to 9, 11, 12); 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 9, 11, 12); 25 (, 1 to 9, 11, 12); 26 (S1, 1 to 9, 11, 12); 27 (S1, 1 to 9, 11, 12); 28 (S1, 1 to 9, 11, 12); 29 (S1, 1 to 9, 11, 12); 31 (S1, 1 to 4, 6 to 9, 11, 12); 32 (S1, 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 : 13 (s1, 1-12); 14 (s1, 1-12); 38 (2)
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