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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 6); 2 (1 to 6); 3 (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 (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 4, 5-6, 7 to 9); 19 (1 to 9); 20 (1 to 3, 4-5, 6 to 9); 21 (1 to 12); 22 (1 to 12); 23 (1 to 12); 24 (1 to 12); 25 (1 to 12); 26 (1 to 12); 27 (1 to 12); 28 (1 to 12); 29 (1 to 12); 30 (1 to 12); 31 (1 to 12); 32 (1 to 24); 33 (1 to 24); 34 (1 to 24); 35 (1 to 10)
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Internet Archive
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Preserved
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2025-08-08
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1 to 9
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CLOCKSS Archive
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Preserved
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2026-04-13
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1 to 35
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Portico
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Preserved
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2026-04-23
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Preserved : 1992: 1(1-6), 1993: 2(1-6), 1994: 3(1-6), 1995: 4(1-6), 1996: 5(1-6), 1997: 6(1-6), 1998: 7(1-6), 1999: 8(1-6), 2000: 9(1-6), 2001: 10(1-6), 2002: 11(1-6), 2003: 12(1-6), 2004: 13(1-6), 2005: 14(1-6), 2006: 15(1-6), 2007: 16(1-6), 2008: 17(1-6), 2009: 18(1-9), 2010: 19(1-9), 2011: 20(1-9), 2012: 21(1-12), 2013: 22(1-12), 2014: 23(1-12), 2015: 24(3-12), 2016: 25(1-12), 2017: 26(1-12), 2018: 27(1-12), 2018/2019: 28(1-12), 2020: 29(1-12), 2021: 30(1-12), 2022: 31(1-12), 2023: 32(1, 3-24), 2024: 33(1-20, 22-24), 2025: 34(1-3, 5-24), 2026: 35(1-7, 9-14)
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LOCKSS Archive
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In Progress
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2026-04-13
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21, 28
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LOCKSS Archive
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Preserved
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2026-04-13
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22 to 27
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Library of Congress
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Preserved
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2025-04-07
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26 (5); 27 (2 to 12); 28 (1 to 12); 29 (1 to 12); 30 (1 to 12); 31 (1 to 12); 32 (1 to 24); 33 (1 to 17)
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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 : 1 (1 to 6); 2 (1 to 4, 6 to 9); 3 (1 to 9, 11, 12); 6 (1 to 6); 7 (1 to 6); 8 (1 to 6); 9 (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 5, 7 to 9); 19 (1 to 9); 21 (1 to 9, 11, 12); 22 (1 to 9, 11, 12); 23 (1 to 9, 11, 12); 24 (1 to 9, 11, 12); 25 (1 to 9, 11, 12); 26 (1 to 9, 11, 12); 27 (1 to 9, 11, 12); 28 (1 to 9, 11, 12); 29 (1 to 9, 11, 12); 31 (1 to 9, 11, 12); 32 (1 to 9, 11 to 19, 21 to 24); 33 (1 to 9, 11 to 19, 21 to 24)
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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 : 1 (1 to 6); 2 (1 to 4, 6 to 9); 3 (1 to 9, 11, 12); 6 (1 to 6); 7 (1 to 6); 8 (1 to 6); 9 (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 5, 7 to 9); 19 (1 to 9); 21 (1 to 9, 11, 12); 22 (1 to 9, 11, 12); 23 (1 to 9, 11, 12); 24 (1 to 9, 11, 12); 25 (1 to 9, 11, 12); 26 (1 to 9, 11, 12); 27 (1 to 9, 11, 12); 28 (1 to 9, 11, 12); 29 (1 to 9, 11, 12); 31 (1 to 9, 11, 12); 32 (1 to 9, 11 to 19, 21 to 24); 33 (1 to 9, 11 to 19, 21 to 24)
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