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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 1 (2 to 6); 2 (1 to 6); 3 (Suppl, 1 to 6); 4 (1 to 6); 5 (1 to 6); 6 (1 to 6); 7 (1 to 6); 8 (1 to 6); 9 (1 to 6); 10 (Suppl, 1 to 6); 11 (1 to 6); 12 (1 to 6); 13 (1 to 6); 14 (1 to 6); 15 (1 to 6); 16 (1 to 6); 17 (1 to 6); 18 (1 to 6); 19 (1 to 6); 20 (1 to 6); 21 (1 to 6); 22 (1 to 6); 23 (1 to 6); 24 (1 to 6); 25 (1 to 6); 26 (1, 2)
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CLOCKSS Archive
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Preserved
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2026-04-06
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1 to 26
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Portico
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Preserved
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2026-04-09
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Preserved : 2001: 1(1-6), 2002: 2(1-6), 2003/2012: 3(1, S 1, 2-6), 2004/2012: 4(1, S 1, 2-6), 2005: 5(1-6), 2006: 6(1-6), 2007: 7(1-6), 2008: 8(1-6), 2009: 9(1-6), 2010/2012: 10(1, S 1, 2-6), 2011: 11(1-6), 2012: 12(1-6), 2013: 13(1-6), 2014: 14(1-6), 2015: 15(1-6), 2016: 16(1-6), 2017: 17(1-6), 2018: 18(1-6), 2019: 19(1-6), 2019/2020: 20(1-6), 2021: 21(1-6), 2022: 22(1-6), 2023: 23(2-6), 2024: 24(1-6), 2025: 25(1-6), 2026: 26(1-2)
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LOCKSS Archive
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Preserved
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2026-04-06
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8 to 18
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LOCKSS Archive
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In Progress
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2026-04-06
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19
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National Digital Preservation Program, China
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Preserved
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2025-10-23
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Preserved : 24 (1 to 6)
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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 : 24 (1 to 6)
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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 (2-6); 2 (2, 5, 6); 4 (4, 5); 5 (4-6); 6 (3-5); 7 (supplement-1, 1-6); 8 (2-6); 9 (1-6); 10 (1-6); 11 (1-6); 12 (2-6); 13 (1-4, 6); 14 (1-6); 15 (1-6); 16 (1-6); 17 (1-6); 18 (1-6); 19 (1, 2, 4, 5)
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Library of Congress
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Preserved
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2025-04-07
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17 (1); 18 (1 to 6); 19 (1 to 6); 20 (1 to 6); 21 (1 to 6); 22 (1 to 6); 23 (1 to 6); 24 (1 to 5); 25 (1)
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