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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, 2); 2 (1, 2); 3 (1, 2); 4 (1, 2); 5 (1, 2); 6 (1, 2); 7 (1, 2); 8 (1, 2); 9 (1, 2); 10 (1, 2); 11 (1, 2); 12 (1, 2); 13 (1, 2); 14 (1, 2); 15 (1, 2); 16 (1, 2); 18 (1, 2); 19 (1, 2); 20 (1, 2); 21 (1, 2); 22 (1, 2); 23 (1)
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CLOCKSS Archive
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Preserved
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2026-04-06
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1 to 23
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LOCKSS Archive
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Preserved
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2026-04-06
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1 to 23
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Portico
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Preserved
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2026-04-02
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Preserved : 2001: 1(1-2), 2002: 2(1-2), 2003: 3(1-2), 2004: 4(1-2), 2005: 5(1-2), 2006: 6(1-2), 2007: 7(1-2), 2008: 8(1-2), 2009: 9(1-2), 2010: 10(1-2), 2011: 11(1-2), 2012: 12(1-2), 2013: 13(1-2), 2014: 14(1-2), 2015: 15(1-2), 2016: 16(1-2), 2017: 17(1-2), 2018: 18(1-2), 2019: 19(1-2), 2020: 20(1-2), 2021: 21(1-2), 2022: 22(1-2), 2023: 23(1)
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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, 2); 2 (1, 2); 3 (1, 2); 4 (1, 2); 5 (1, 2); 6 (1, 2); 7 (1, 2); 8 (1, 2); 9 (1, 2); 11 (1, 2); 12 (1, 2); 13 (1, 2); 14 (1, 2); 15 (1, 2); 16 (1, 2); 17 (1, 2); 18 (1, 2); 19 (1, 2); 21 (1, 2); 22 (1, 2); 23 (1)
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Library of Congress
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Preserved
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2025-04-07
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10 (1, 2); 11 (1, 2); 12 (1, 2); 13 (1, 2); 14 (1, 2); 15 (1, 2); 16 (1, 2); 17 (1, 2); 18 (1, 2); 19 (2); 20 (1, 2); 21 (1, 2); 22 (1, 2); 23 (1)
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British Library
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Preserved
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2019-09-18
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Preserved : 1 (1 to 2), 2 (1 to 2), 3 (1 to 2), 4 (1 to 2), 5 (1 to 2), 6 (1 to 2), 7 (1 to 2), 8 (1 to 2), 9 (1 to 2), 10 (1 to 2), 11 (1), 12 (2), 13 (1 to 2), 14 (1)
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