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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 1 (1); 2 (, 1); 3 (, 1); 4 (, 1); 5 (, 1); 6 (, 1); 7 (, 1); 8 (, 1); 9 (, 1); 10 (, 1); 11 (, 1); 12 (, 1); 13 (, 1); 14 (, 1); 15 (, 1, 2); 16 (, 1, 2); 17 (, 1, 2); 24 (, 1, 2); 25 (, 1); 26 (, 1); 27 (, 1); 28 (, 1); 29 (, 1); 30 (, 1); 31 (, 1); 32 (, 1); 33 (, 1); 34 (, 1); 35 (, 1); 36 (, 1); 37 (, 1); 38 (, 1); 39 (, 1); 40 (, 1); 43 (, 1); 1979; 1980; 1981; 1982; 1983; 1984; 1985; 1986; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2021
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LOCKSS Archive
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Preserved
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2026-02-09
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27 to 46
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CLOCKSS Archive
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Preserved
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2026-02-09
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30 to 37, 39
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Portico
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Preserved
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2026-02-12
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Preserved : 2008: 30(1), 2009: 31(1), 2010: 32(1), 2011: 33(1), 2012: 34(1), 2013: 35(1), 2014: 36(1), 2015: 37(1), 2016: 38(1), 2017: 39(1), 2018: 40(1), 2019: 41(1), 2020: 42(1), 2021: 43(1), 2022: 44(1), 2023: 45(1), 2024: 46(1), 2025: 47(1), 2026: 48(1)
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CLOCKSS Archive
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In Progress
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2026-02-09
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38, 40 to 47
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LOCKSS Archive
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In Progress
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2026-02-09
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47
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Scholars Portal
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Preserved
|
2025-09-02
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Preserved : 42 (1); 43 (, 1); 44 (, 1); 46 (, 1); 47 (, 1); 2020; 2021; 2022; 2024
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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 : ; 4 (1); 41; 42; 43; 44; 45; 46; 47
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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 (1); 41; 42; 43; 44; 45; 46; 47
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National Library of the Netherlands
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Preserved
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2024-12-15
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Preserved : 1 (1); 2; 3; 4; 5; 7; 9; 10; 11; 12; 13; 14; 15 (2); 16 (1, 2); 17 (1, 2)
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British Library
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Preserved
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2019-09-18
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Preserved : 36 (1), 38 (1), 40 (1)
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