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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 3 (3); 4 (1 to 3); 5 (1 to 3); 6 (1 to 3); 7 (1 to 3); 8 (1 to 3); 9 (1 to 3); 10 (s1, 1 to 3); 11 (1 to 3); 12 (1 to 4); 13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (S1, 1 to 4); 17 (1 to 4); 18 (S1, 1 to 4); 19 (S1, 1 to 4); 20 (1 to 4); 21 (S1, 1 to 4); 22 (1 to 4); 23 (1 to 4); 24 (1 to 4); 25 (1 to 4); 26 (1)
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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 : 6 (2); 7 (1-3)
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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 to 3, s1); 11 (1 to 3); 12 (1 to 4); 13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (1 to 3, S1); 17 (1, 2, 4); 18 (1, 4, S1); 19 (2 to 4, S1); 20 (1, 3); 21 (1 to 4, S1); 22 (1 to 4); 23 (1, 4); 24 (2)
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Portico
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Preserved
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2026-04-02
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Preserved : 2001: 1(1-3), 2002: 2(1-3), 2003: 3(1-3), 2004: 4(1-3), 2005: 5(1-3), 2006: 6(1-3), 2007: 7(1-3), 2008: 8(1-3), 2009: 9(1-3), 2010: 10(1-3), 2011: 11(1-3), 2012: 12(1-4), 2013: 13(1-4), 2014: 14(1-4), 2015: 15(1-4), 2016: 16(1, S1, 2-4), 2017: 17(1-4), 2018: 18(1, S1, 2-4), 2019: 19(1, S1, 2-4), 2020: 20(1-4), 2021: 21(1, S1, 2-4), 2022: 22(1-4), 2023: 23(1-4), 2024: 24(1-4), 2025: 25(1-4), 2026: 26(1-2)
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CLOCKSS Archive
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Preserved
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2026-03-30
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3 to 26
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