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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 26 (1 to 6); 27 (suppl, 1 to 6); 28 (none, 1 to 6); 29 (none, 1 to 6); 30 (1 to 6); 31 (1 to 6); 32 (1 to 6); 33 (1 to 6); 34 (1 to 7); 35 (1 to 7); 36 (1 to 7); 37 (1 to 7); 38 (1 to 7); 39 (1 to 7); 40 (1 to 7); 41 (1 to 7); 42 (1 to 7); 43 (1 to 7); 44 (1 to 7); 45 (1 to 7); 46 (1 to 7); 47 (1 to 7); 48 (1 to 7); 49 (Suppl, 1 to 7); 50 (Suppl, 1 to 7); 51 (Suppl, 1 to 7)
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CLOCKSS Archive
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Preserved
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2026-04-13
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26 to 52
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Portico
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Preserved
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2026-04-16
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Preserved : 2000: 26(1-6), 2001: 27(1-6), 2002: 28(1-6), 2003: 29(1-6), 2004: 30(1-6), 2005: 31(1-6), 2006: 32(1-6), 2007: 33(1-6), 2008: 34(1-7), 2009: 35(1-7), 2010: 36(1-7), 2011: 37(1-7), 2012: 38(1-7), 2013: 39(1-7), 2014: 40(1-5), 2015: 41(1-7), 2016: 42(1-7), 2017: 43(1-7), 2018: 44(1-7), 2019/2020: 45(1-7), 2020: 46(1-7), 2021: 47(1-7), 2022: 48(1-6), 2023: 49(1, S 1, 2-7), 2024: 50(1, S 1, 2-7), 2025: 51(1, S 1, 2-7), 2026: 52(1)
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LOCKSS Archive
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In Progress
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2026-04-13
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38, 45
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LOCKSS Archive
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Preserved
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2026-04-13
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39 to 44
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Library of Congress
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Preserved
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2025-04-07
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43 (6, 7); 44 (1 to 7); 45 (1 to 7); 46 (1 to 7); 47 (1 to 7); 48 (1 to 7); 49 (1, S1, 2 to 7); 50 (1 to 4)
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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 : 3 (1 to 6); 4 (1 to 7); 5 (Suppl 1, 1 to 7); 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 7); 35 (1 to 7); 36 (1 to 7); 37 (1 to 7); 38 (1 to 7); 39 (1 to 7); 41 (1 to 7); 42 (1 to 7); 43 (1 to 7); 44 (1 to 7); 45 (1 to 7); 46 (1 to 7); 47 (1 to 7); 48 (1 to 7); 49 (1 to 5)
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National Digital Preservation Program, China
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Preserved
|
2025-12-04
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|
|
Preserved : 3 (1 to 6); 4 (1 to 7); 5 (Suppl 1, 1 to 7); 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 7); 35 (1 to 7); 36 (1 to 7); 37 (1 to 7); 38 (1 to 7); 39 (1 to 7); 41 (1 to 7); 42 (1 to 7); 43 (1 to 7); 44 (1 to 7); 45 (1 to 7); 46 (1 to 7); 47 (1 to 7); 48 (1 to 7); 49 (1 to 5)
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National Digital Preservation Program, China
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Preserved
|
2025-10-23
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|
|
Preserved : 34 (1); 36 (2 to 7); 37 (1, 2)
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|
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National Digital Preservation Program, China
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Preserved
|
2025-12-04
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|
|
Preserved : 34 (1); 36 (2 to 7); 37 (1, 2)
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National Library of the Netherlands
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Preserved
|
2024-12-15
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|
|
Preserved : 15 (2); 26 (6); 27 (Supplement?, 1-6); 28 (Supplement?, 1-6); 29 (Supplement?, 1-6); 30 (1-6); 31 (1-6); 32 (1-3, 5-7); 33 (1-6); 34 (1-7); 35 (1-7); 36 (1-7); 37 (1-7); 38 (1-7); 39 (1-7); 40 (1-7); 41 (1-7); 42 (1-7); 43 (1-7); 44 (1-7); 45 (2-5); 49 (10)
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