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Scholars Portal
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Preserved
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2026-03-19
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Preserved : os-3; os-4; os-2; os-1; 1; 2; 3; 4; 5; 6; 7; 8; 9; 10; 11; 12; 13; 14; 15
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Portico
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Preserved
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2026-04-09
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Preserved : 2000: Original Series, 1(1), 2002: Original Series, 2(1), 2006: Original Series, 3(1), 2009: Original Series, 4(1), 2010: 1(1), 2011: 2(1), 2012: 3(1), 2013: 4(1), 2014: 5(1), 2015: 6(1), 2016: 7(1), 2018: 8(1), 2019: 9(1), 2020: 10(1), 2021: 11(1), 2022: 12(1), 2023: 13(1), 2024: 14(1), 2025: 15(1)
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LOCKSS Archive
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Preserved
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2026-04-06
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1 to 14
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CLOCKSS Archive
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In Progress
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2026-04-06
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1 to 6, 9 to 15
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CLOCKSS Archive
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Preserved
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2026-04-06
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7, 8
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LOCKSS Archive
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In Progress
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2026-04-06
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15
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Library of Congress
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Preserved
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2025-04-07
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1; 2 (1); 3 (1); 4 (1); 5 (1); 6 (1); 7 (1); 8 (1); 9 (1); 10 (1); 11 (1); 12 (1); 13 (1); 14 (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 : 1 (1); 2; 4; 5; 6; 7; 8
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