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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 6 (1 to 3); 7 (1 to 3); 8 (1 to 3); 9 (1, 2); 10 (1 to 3); 11 (1 to 3); 12 (1 to 3); 13 (1 to 3); 14 (1 to 3); 15 (1 to 3); 16 (1 to 3); 17 (1 to 3); 18 (1 to 3); 19 (1 to 3); 20 (1 to 3); 21 (1 to 4); 22 (1 to 4); 23 (1 to 4); 24 (1 to 4); 25 (1 to 4); 26 (1 to 6); 27 (1 to 6); 28 (1 to 6); 29 (1 to 6); 30 (1 to 6); 31 (1 to 6); 32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 7); 36 (1 to 7); 37 (1 to 8); 38 (1 to 8); 39 (1 to 8); 40 (1 to 5, 7, 8); 41 (1, 2, 5 to 8); 42 (1 to 8); 43 (1 to 8); 44 (1 to 8); 45 (1 to 8); 46 (1 to 8); 47 (1 to 8); 48 (1 to 8); 49 (1 to 8); 50 (1 to 8); 51 (1, 2)
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Internet Archive
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Preserved
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2025-08-08
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6 to 29
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CLOCKSS Archive
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Preserved
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2026-05-18
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6 to 50
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LOCKSS Archive
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Preserved
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2026-05-18
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6 to 50
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LOCKSS Archive
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In Progress
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2026-05-18
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51
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Portico
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Preserved
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2026-05-14
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Preserved : 1988: 13(1-3), 1989: 14(1-3), 1990: 15(1-3), 1991: 16(1-3), 1992: 17(1-3), 1993: 18(1-3), 1994: 19(1-3), 1995: 20(1-3), 1996: 21(1-4), 1997: 22(1-4), 1998: 23(1-4), 1999: 24(1-4), 2000: 25(1-4), 2001: 26(1-6), 2002: 27(1-6), 2003: 28(1-6), 2004: 29(1-6), 2005: 30(1-6), 2006: 31(1-6), 2007: 32(1-6), 2007/2008: 33(1-6), 2009: 34(1-6), 2010: 35(1-7), 2011: 36(1-7), 2012: 37(1-8), 2013: 38(1-8), 2014: 39(1-8), 2015: 40(1-8), 2016: 41(1-8), 2017: 42(1-8), 2018: 43(1-8), 2019: 44(1-8), 2020: 45(1-8), 2021: 46(1-8), 2022: 47(1-8), 2023: 48(1-8), 2024: 49(1-8), 2025: 50(1-8), 2026: 51(1-3)
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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 (1-3); 2 (1-3); 3 (2, 3); 4 (1-3); 5 (1-3); 6 (1-3); 7 (1-3); 8 (1-3); 9 (1, 2); 10 (1-3); 11 (1-3); 12 (1-3); 13 (1-3); 14 (1-3); 15 (1-3); 16 (1-3); 17 (1-3); 18 (1-3); 19 (1-3); 20 (1-3); 21 (1-4); 22 (1-4); 23 (1-4); 24 (1-4); 25 (1-4); 26 (1-6); 27 (1-6); 28 (1-6); 29 (1-6); 30 (1-6); 31 (1-5); 32 (1-6); 33 (1-6)
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Library of Congress
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Preserved
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2025-04-07
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35 (1 to 7); 36 (1 to 7); 37 (1 to 8); 38 (1 to 8); 39 (1 to 8); 40 (1 to 8); 41 (1 to 8); 42 (1 to 8); 43 (1 to 8); 44 (1 to 8); 45 (1 to 8); 46 (1 to 8); 47 (1 to 8); 48 (1 to 8); 49 (1 to 7)
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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 : 3 (2 to 6); 4 (1 to 8); 5 (1, 2); 22 (1 to 4); 23 (1 to 4); 24 (1 to 4); 25 (1 to 4); 26 (1 to 6); 27 (1 to 6); 28 (1 to 6); 29 (1 to 6); 31 (1 to 6); 32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 7); 36 (1 to 7); 37 (1 to 8); 38 (1 to 8); 39 (1 to 8); 41 (1 to 8); 42 (1 to 8); 43 (1 to 8); 44 (1 to 8); 45 (1 to 8); 46 (1 to 8); 47 (1 to 8); 48 (1 to 7); 49 (1 to 8)
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