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CLOCKSS Archive
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Preserved
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2026-04-06
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1 to 21
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Portico
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Preserved
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2026-04-02
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Preserved : 1990: 1(1-6), 1991: 2(1-6), 1992: 3(1-8), 1993: 4(1-12), 1994: 5(1-12), 1995: 6(1-12), 1996: 7(1-12), 1997: 8(1-12), 1998: 9(1-12), 1999: 10(1-12), 2000: 11(1-12), 2001: 12(1-12), 2002: 13(1-12), 2003: 14(1-8, 8, S, 9-12), 2004: 15(1-8, 8, S, 9-12), 2005: 16(1-8, 8, S, 9-12), 2006: 17(1-8, 8, S, 9-12), 2007: 18(1-8, 8, S, 9-12), 2008: 19(1-8, 8, S, 9-12), 2009: 20(1-8, 8, S, 9-12), 2010: 21(1-8, 8, S, 9-12)
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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 4, 6); 2 (1 to 6); 3 (1 to 8); 4 (1 to 12); 5 (1 to 12); 6 (1 to 12); 7 (1 to 12); 8 (1 to 12); 9 (1 to 12); 10 (1 to 12); 11 (1 to 12); 12 (1 to 12); 13 (Suppl, 1 to 12); 14 (1 to 12); 15 (Suppl, 1 to 12); 16 (1 to 12); 17 (1 to 12); 18 (1 to 12); 19 (Suppl, 1 to 12); 20 (1 to 12); 21 (Suppl, 1 to 12); 22 (Suppl, 1 to 12); 23 (1 to 12); 24 (Suppl, 1 to 12); 25 (Suppl, 1 to 12); 26 (1 to 12); 27 (1 to 12); 28 (1 to 12); 29 (1 to 12); 30 (Suppl, 1 to 12)
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Internet Archive
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Preserved
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2025-08-08
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1 to 4
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CLOCKSS Archive
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Preserved
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2026-04-06
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8 to 30
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LOCKSS Archive
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In Progress
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2026-04-06
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11 to 18, 30
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LOCKSS Archive
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Preserved
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2026-04-06
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19 to 29
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Portico
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Preserved
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2026-04-02
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Preserved : 2013: 24(2)
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Portico
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Preserved
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2026-04-02
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Preserved : 2016: 27(7), 2017: 28(5)
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Portico
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Preserved
|
2026-04-02
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Preserved : 2020: 31(1-12), 2021: 32(1-12), 2022: 33(1-12), 2023: 34(1-12), 2024: 35(1-12), 2025: 36(1-12), 2026: 37(1-3)
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Portico
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Preserved
|
2026-04-02
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Preserved : 1990: 1(1-6), 1991: 2(1-6), 1992: 3(1-8), 1993: 4(1-12), 1994: 5(1-12), 1995: 6(1-12), 1996: 7(1-12), 1997: 8(1-12), 1998: 9(1-12), 1999: 10(1-12), 2000: 11(1-12), 2001: 12(1-12), 2002: 13(1-5, S 5, 6-12), 2003: 14(1-12), 2004: 15(1-5, S 5, 6-12), 2005: 16(1-5, S 5, 6-12), 2006: 17(1-12), 2007: 18(1-12), 2008: 19(1-5, S 5, 6-12), 2009: 20(1-12, S 12), 2010: 21(1-5, S 5, 6-12), 2011: 22(1, S 1, 2-12), 2012: 23(1-12), 2013: 24(1, S 1, 2-10, 12), 2014: 25(1, S 1, 2-12), 2015: 26(1-12), 2016: 27(1-12), 2017: 28(1-12), 2018: 29(1-12), 2019: 30(1, S 1, 2-12)
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Library of Congress
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Preserved
|
2025-04-07
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28 (2); 29 (S1, 2 to 12); 30 (1, S1, 2 to 12); 31 (9); 32 (11); 33 (2 to 6, 8 to 12); 34 (1 to 4, 7 to 12); 35 (1 to 3, 5 to 7)
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National Digital Preservation Program, China
|
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Preserved
|
2025-10-23
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Preserved : 22 (1 to 9, 11, 12); 23 (1 to 9, 11, 12); 24 (1 to 9, 11, 12)
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National Digital Preservation Program, China
|
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Preserved
|
2025-12-04
|
|
|
Preserved : 22 (1 to 9, 11, 12); 23 (1 to 9, 11, 12); 24 (1 to 9, 11, 12)
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National Library of the Netherlands
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Preserved
|
2024-12-15
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|
Preserved : 1 (2-6); 2 (1-6); 3 (1-8); 4 (1-12); 5 (1-12); 6 (1-12); 7 (1-12); 8 (1-12); 9 (supplement-8, 1-12); 10 (supplement-5, 1-12); 11 (1-12); 12 (1-12); 13 (supplement-5, 1-12); 14 (supplement-8, 1-12); 15 (supplement-5, 1-12); 16 (supplement-5, 1-12); 17 (supplement-5, 1-12); 18 (supplement-5, 1-12); 19 (supplement-5, 1-12); 20 (supplement-1, 1-12); 21 (supplement-5, 1-12); 22 (supplement-1, 1-12); 23 (supplement-1, 1-12); 24 (1-12); 25 (supplement-1, 1-7, 9-12); 26 (supplement-1, 1-12); 27 (supplement-1, 1-12); 28 (supplement-1, 1-12); 29 (supplement-1, 1-12); 30 (supplement-1, 1-11); 36 (5S); 39 (4); 64 (7); 82 (12)
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|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 33 (1 to 8); 34 (1 to 5)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 33 (1 to 8); 34 (1 to 5)
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