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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 4); 2 (1 to 4); 3 (1, 3, 4); 4 (1 to 4); 5 (1 to 4); 6 (1 to 4); 7 (1, 3, 4); 8 (1 to 3); 9 (1 to 4); 10 (1 to 4); 11 (1 to 4); 12 (1 to 4); 13 (1 to 4)
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Portico
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Preserved
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2026-04-02
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Preserved : 2006: 1(1-4), 2007: 2(1-4), 2008: 3(1, 3-4), 2009: 4(1-4), 2010: 5(1-4), 2011: 6(1-4), 2012: 7(2-4), 2013: 8(1-4), 2014: 9(1-4), 2015: 10(1-4), 2016: 11(1-4), 2017: 12(1-4), 2018: 13(1-4), 2019: 14(1-2)
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LOCKSS Archive
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Preserved
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2026-04-06
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1 to 6
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Portico
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Preserved
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2026-04-02
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Preserved : 2006: 1(1-4), 2007: 2(1-4), 2008: 3(1-4), 2009: 4(1-4), 2010: 5(1-4), 2011: 6(1-4)
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Library of Congress
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Preserved
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2025-04-07
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1 (1 to 4); 2 (1 to 4); 3 (1, 3); 4 (1 to 4); 5 (1 to 4); 6 (3, 4)
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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 : 1 (1-4); 2 (1, 3, 4); 3 (1-4); 4 (1-4); 5 (1-4); 6 (1-4)
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