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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 2; 3 (2); 4 (1-2); 5; 6 (2); 7 (1, 2); 8 (1, 2); 9 (1, 2); 10 (1, 2); 11 (1); 13 (2); 14 (1, 2); 15 (1, 2); 16 (1, 2); 17 (1, 2); 18 (1, 2); 19 (1, 2); 20 (1); 26; 27 (2); 28 (1, 2); 29; 30 (1, 2); 31 (1, 2); 32 (1, 2); 33; 34 (1, 2); 35 (1, 2); 36 (1, 2); 37 (1-2); 38 (2); 39 (1, 2); 40 (1, 2); 41 (1, 2); 42 (1-2)
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Portico
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Preserved
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2026-05-07
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Preserved : 1997: 14(1-2), 1998: 15(1-2), 1999: 16(1-2), 2000: 17(1-2), 2001: 18(1-2), 2002: 19(1-2), 2003: 20(1-2), 2004: 21(1-2), 2005: 22(1-2), 2006: 23(1-2), 2007: 24(1-2), 2008: 25(1-2), 2009: 26(1-2), 2010: 27(1-2), 2011: 28(1-2), 2012: 29(1-2), 2013: 30(1-2), 2014: 31(1-2), 2015: 32(1-2), 2016: 33(1-2), 2017: 34(1-2), 2018: 35(1-2), 2019: 36(1-2), 2020: 37(1-2), 2021: 38(1-2), 2022: 39(1-2), 2023: 40(1-2), 2024: 41(1-2), 2025: 42(1-2)
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CLOCKSS Archive
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Preserved
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2026-05-04
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1 to 11, 13 to 42
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LOCKSS Archive
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Preserved
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2026-05-04
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1 to 11, 13 to 42
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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 : 2 (1, 2); 3 (1, 2); 4 (1, 2); 14 (1, 2); 15 (1, 2); 16 (1, 2); 17 (1, 2); 18 (1, 2); 19 (1, 2); 21 (1, 2); 22 (1, 2); 23 (1, 2); 24 (1, 2); 25 (1, 2); 26 (1, 2); 27 (1, 2); 28 (1, 2); 29 (1, 2); 31 (1, 2); 32 (1, 2); 33 (1, 2); 34 (1, 2); 35 (1, 2); 36 (1, 2); 37 (1-2); 38 (2); 39 (1, 2); 41 (1, 2)
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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); 2 (1-2); 3 (2); 4 (1-2); 5; 6 (2); 7 (1, 2); 8 (1, 2); 9 (1, 2); 10 (1, 2); 11 (1); 13 (2); 14 (1, 2); 15 (1, 2); 16 (1, 2); 17 (1, 2); 18 (1, 2); 19 (1, 2); 20 (1, 2); 21 (1, 2); 22 (1); 23 (2); 24 (1, 2); 25 (1, 2)
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Library of Congress
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Preserved
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2025-04-07
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27 (1, 2); 28 (1, 2); 29 (1, 2); 30 (1, 2); 31 (1, 2); 32 (1, 2); 33 (1, 2); 34 (1, 2); 35 (1, 2); 36 (1, 2); 37 (1-2); 38 (1, 2); 39 (1, 2); 40 (1, 2); 41 (1, 2)
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