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Internet Archive
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Preserved
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2026-07-13
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1 to 47
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Scholars Portal
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Preserved
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2026-06-02
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Preserved : 43 (2 to 7); 44 (sup1, 1 to 5, 6-7); 45 (1 to 8); 46 (1 to 10); 47 (1 to 10); 48 (1 to 10); 49 (1 to 10); 50 (1 to 10); 51 (1 to 10); 52 (1 to 10); 53 (1 to 10); 54 (1 to 10); 55 (1 to 10); 56 (2 to 10, 12); 57 (1 to 12); 58 (1 to 12); 59 (1 to 12); 60 (sup1, 1 to 12); 61 (sup1, 1 to 12); 62 (sup1, 1 to 12); 63 (sup1, 1 to 12); 64 (sup1, 1 to 5)
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Portico
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Preserved
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2026-07-09
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Preserved : 1988: 26(5-6)
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Portico
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Preserved
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2026-07-09
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Preserved : 1996: 34(5)
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Portico
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Preserved
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2026-07-09
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Preserved : 1999: 37(4-5)
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Portico
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Preserved
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2026-07-09
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Preserved : 2000: 38(5)
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Portico
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Preserved
|
2026-07-09
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Preserved : 2008: 46(1-2, 4-8)
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Portico
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Preserved
|
2026-07-09
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Preserved : 2009: 47(4, 8-10), 2010: 48(1-10), 2011: 49(1-10), 2012: 50(1-10), 2013: 51(1-10), 2014: 52(1, S 1, 2-10), 2015: 53(1-8)
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LOCKSS Archive
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Preserved
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2026-07-06
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1 to 18, 43 to 63
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CLOCKSS Archive
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Preserved
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2026-07-06
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ahead-of-print, 43 to 63
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LOCKSS Archive
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In Progress
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2026-07-06
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64
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Portico
|
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Preserved
|
2026-07-09
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Preserved : 1997: 35(1-7), 1998: 36(1-7), 1999: 37(1-4, 6-7), 2000: 38(1-7), 2001: 39(1-7), 2002: 40(2-7), 2003: 41(1-7), 2004/2005: 42(1-7), 2005: 43(1-7), 2006: 44(1-7), 2007: 45(1-8), 2007/2008: 46(1-10), 2009: 47(1-10), 2010: 48(1-10), 2011: 49(1-10), 2012: 50(1-10), 2013: 51(1-10), 2014: 52(1-10), 2015: 53(1-10), 2016: 54(1-10), 2017: 55(1-10), 2018: 56(1-12), 2019: 57(1-12), 2020: 58(1-12), 2021: 59(1-12), 2022: 60(1-12), 2023: 61(1-12), 2024: 62(1-12), 2025: 63(1-12), 2026: 64(1-7)
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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 : 5 (2 to 9); 6 (S1, 1 to 9, 11, 12); 43 (1 to 7); 44 (sup1, 1 to 5, 6-7); 45 (1 to 8); 46 (1 to 9); 47 (1 to 9); 48 (1 to 9); 49 (1 to 9); 51 (1 to 9); 52 (1 to 9); 53 (1 to 9); 54 (1 to 9); 55 (1 to 9); 56 (1 to 9, 11, 12); 57 (1 to 9, 11, 12); 58 (1 to 9, 11, 12); 59 (1 to 9, 11, 12); 61 (S1, 1 to 9, 11, 12); 62 (sup1, 1 to 9, 11, 12); 63 (1, 2, 4)
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