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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 10 (2); 11 (1 to 4); 12 (1 to 4); 13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1, 2, 4); 20 (1 to 4); 21 (1 to 4); 22 (1 to 4); 23 (1, 2, 3-4); 24 (1-2, 3-4); 25 (1 to 4); 26 (1, 2-3, 4); 27 (1 to 4); 28 (1 to 4); 29 (1 to 4); 30 (1 to 4); 31 (1 to 4); 32 (1 to 4); 33 (1 to 4); 34 (1 to 4); 35 (1 to 4); 36 (1 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1 to 4); 40 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 4); 46 (1 to 4)
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Internet Archive
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Preserved
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2025-08-08
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1 to 27
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CLOCKSS Archive
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Preserved
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2026-04-06
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2 to 47
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Portico
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Preserved
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2026-04-09
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Preserved : 1989: 10(2)
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Portico
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Preserved
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2026-04-09
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Preserved : 1991: 12(1, 3), 1992: 13(2)
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Portico
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Preserved
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2026-04-09
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Preserved : 1993: 14(4), 1994: 15(1-2)
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Portico
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Preserved
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2026-04-09
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Preserved : 1998: 19(2, 4)
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Portico
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Preserved
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2026-04-09
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Preserved : 2000: 21(3), 2001: 22(3)
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Portico
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Preserved
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2026-04-09
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Preserved : 2005: 26(2-3)
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Portico
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Preserved
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2026-04-09
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Preserved : 2007: 28(2, 4), 2008: 29(2-4), 2009: 30(1-4), 2010: 31(1-4), 2011: 32(1-4), 2012: 33(2), 2013: 34(1-4), 2014: 35(1-4), 2015: 36(1-4), 2016: 37(1-4), 2017: 38(1-4), 2018: 39(1-4), 2019: 40(1-4), 2020: 41(1-4), 2021: 42(1-4), 2022: 43(1-4), 2023: 44(1-4), 2024: 45(1-3), 2025: 46(1-4), 2026: 47(1)
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LOCKSS Archive
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In Progress
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2026-04-06
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33, 40
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LOCKSS Archive
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Preserved
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2026-04-06
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34 to 39
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Library of Congress
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Preserved
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2025-04-07
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38 (4); 39 (1 to 4); 40 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 3)
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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 : 2 (1 to 4); 3 (1 to 4); 4 (1 to 4); 18 (1 to 4); 19 (1, 2, 4); 21 (1 to 4); 22 (1 to 4); 23 (1 to 3); 24 (1, 3); 25 (1 to 4); 26 (1, 2, 4); 27 (1 to 4); 28 (1 to 4); 29 (1 to 4); 31 (1 to 4); 32 (1 to 4); 33 (1 to 4); 34 (1 to 4); 35 (1 to 4); 36 (1 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 4)
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National Digital Preservation Program, China
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Preserved
|
2025-12-04
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Preserved : 2 (1 to 4); 3 (1 to 4); 4 (1 to 4); 18 (1 to 4); 19 (1, 2, 4); 21 (1 to 4); 22 (1 to 4); 23 (1 to 3); 24 (1, 3); 25 (1 to 4); 26 (1, 2, 4); 27 (1 to 4); 28 (1 to 4); 29 (1 to 4); 31 (1 to 4); 32 (1 to 4); 33 (1 to 4); 34 (1 to 4); 35 (1 to 4); 36 (1 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 4)
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National Library of the Netherlands
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Preserved
|
2024-12-15
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Preserved : 18 (2-4); 19 (1, 2, 4); 20 (1-4); 21 (1-4); 22 (1-4); 23 (1-3); 24 (1, 3); 25 (1-3); 26 (1, 2-3); 27 (1, 2, 4); 28 (2-4); 29 (1-4); 30 (1-4); 31 (1-4); 32 (1-4); 33 (1-4); 34 (1-4); 35 (1-4); 36 (1-4); 37 (1-4); 38 (1-4); 39 (1-4); 40 (1-4)
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