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Library of Congress
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Preserved
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2025-04-07
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11 (2 to 4); 12 (1 to 4); 13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (1 to 6); 17 (1 to 6); 18 (1 to 5)
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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 : 5 (1-4); 6 (1-4); 7 (1-4); 8 (1-4); 9 (1-4); 10 (1-4); 11 (1-4); 12 (1-4); 13 (1-3)
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 5 (1 to 4); 6 (, 1 to 4); 7 (, 1 to 4); 8 (, 1 to 4); 9 (, 1 to 4); 10 (, 1 to 4); 11 (, 1 to 4); 12 (, 1 to 4); 13 (, 1 to 4); 14 (, 1 to 4); 15 (, 1 to 4); 16 (, 1 to 6); 17 (, 1 to 6); 18 (, 1 to 6); 19 (, 1 to 3); 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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CLOCKSS Archive
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Preserved
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2026-02-09
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5 to 19
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Portico
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Preserved
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2026-02-12
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Preserved : 2011: 5(1-4), 2012: 6(1-4), 2013: 7(1-4), 2014: 8(1-3), 2015: 9(1-4), 2016: 10(1-4), 2017: 11(1-4), 2018: 12(1-4), 2017/2018/2019: 13(1-4), 2018/2020: 14(1-4), 2021: 15(1-4), 2022: 16(1-6), 2023: 17(1-6), 2024: 18(1-6), 2025: 19(1-6)
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LOCKSS Archive
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In Progress
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2026-02-09
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6 to 14
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