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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 18 (2 to 4); 19 (1 to 4); 20 (1 to 4); 21 (1 to 4); 22 (sup1, 1 to 4); 23 (sup1, 1 to 4); 24 (sup1, 1 to 4); 25 (sup1, 1 to 4); 26 (sup1, 1 to 4); 27 (sup1, 1 to 5); 28 (1 to 5); 29 (1 to 5); 30 (sup1, 1 to 5); 31 (1 to 5); 32 (1 to 5); 33 (1 to 4); 34 (1 to 6); 35 (1 to 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 6); 39 (1 to 6); 40 (1 to 6); 41 (1 to 6); 42 (sup1, 1 to 6); 43 (1 to 6); 44 (sup1, 1 to 6); 45 (1 to 6); 46 (1 to 6); 47 (1 to 6); 48 (1 to 6); 49 (1, 2)
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CLOCKSS Archive
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Preserved
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2026-04-06
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34 to 38
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LOCKSS Archive
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Preserved
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2026-04-06
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35
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Portico
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Preserved
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2026-04-09
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Preserved : 2011: 34(1-6), 2012: 35(1-6), 2013: 36(1-6), 2014: 37(1-6), 2015: 38(1-6), 2016: 39(1)
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LOCKSS Archive
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Preserved
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2026-04-06
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18 to 47
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CLOCKSS Archive
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Preserved
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2026-04-06
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33, 39, 40
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LOCKSS Archive
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In Progress
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2026-04-06
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48, 49
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Portico
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Preserved
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2026-04-09
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Preserved : 1995: 18(1-4), 1996: 19(1-4), 1997: 20(1-4), 1998: 21(1-4), 1997/1999: 22(1-4), 2000: 23(1-4), 2001: 24(1-4), 2002: 25(1-4), 2003: 26(1-4), 2004: 27(1-5), 2005: 28(1-5), 2006: 29(1-5), 2007: 30(1-5), 2008: 31(1-5), 2009: 32(1-5), 2010: 33(1-4), 2011: 34(1-6), 2012: 35(1-6), 2013: 36(1-6), 2014: 37(1-6), 2015: 38(1-6), 2016: 39(1-6), 2017: 40(1-6), 2018: 41(1-6), 2019: 42(1-6), 2020: 43(1-6), 2021: 44(1-6), 2022: 45(1-6), 2023: 46(1-6), 2024: 47(1-6), 2025: 48(1-6), 2026: 49(1-2)
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CLOCKSS Archive
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Preserved
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2026-04-06
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ahead-of-print, 18 to 48
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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 : 4 (2 to 6); 41 (1 to 3, 5)
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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 : 2 (1 to 4); 3 (sup1, 1 to 5); 4 (1 to 6); 21 (1 to 4); 22 (sup1, 1 to 4); 23 (sup1, 1 to 4); 24 (sup1, 1 to 4); 25 (sup1, 1 to 4); 26 (sup1, 1 to 4); 27 (sup1, 1 to 5); 28 (1 to 5); 29 (1 to 5); 31 (1 to 5); 32 (1 to 5); 33 (1 to 4); 34 (1 to 6); 35 (1 to 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 6); 39 (1 to 6); 41 (1 to 6); 42 (sup1, 1 to 6); 43 (1 to 6); 44 (S1, 1 to 6); 45 (1 to 6); 46 (1 to 6); 47 (1 to 6); 48 (1 to 3)
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