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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); 2 (, 1, 2); 3 (, 1, 2); 4 (, 1 to 4); 5 (, 1 to 4); 6 (, 1 to 4); 7 (, 1 to 4); 8 (, 1 to 4); 9 (, 1 to 4); 10 (, 1 to 4); 11 (, 1 to 3); 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 to 4); 20 (, 1 to 4); 21 (, 1 to 4); 22 (, 1 to 4); 23 (, 1 to 4); 24 (, 1 to 4); 25 (, 1 to 4); 26 (, 1 to 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); 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); 47 (, 1 to 4); 48 (, 2, 4); 49 (, 4); 50 (, 2, 4); 51 (, 1 to 4); 52 (, 1 to 4); 53 (, 1, 2); 55 (, 1); 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985; 1986; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2024
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Internet Archive
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Preserved
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2025-08-08
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1 to 41
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LOCKSS Archive
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Preserved
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2026-02-09
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36 to 54
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Portico
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Preserved
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2026-02-12
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Preserved : 2007: 37(1-4), 2008: 38(1-4), 2008/2009: 39(1-4), 2009/2010: 40(1-4), 2010/2011: 41(1-4), 2011/2012: 42(1-4), 2012/2013: 43(1-4), 2014: 44(1-4), 2014/2015: 45(1-4), 2015/2016: 46(1-4), 2016/2017: 47(1-4), 2018: 48(1-4), 2019: 49(1-4), 2020: 50(1-4), 2021: 51(1-4), 2022: 52(1-4), 2023: 53(1-4), 2024: 54(1-4), 2025: 55(1-4), 2026: 56(1)
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CLOCKSS Archive
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Preserved
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2026-02-09
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38 to 45, 48
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CLOCKSS Archive
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In Progress
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2026-02-09
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46, 47, 49 to 55
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LOCKSS Archive
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In Progress
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2026-02-09
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55
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British Library
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Preserved
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2019-09-18
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Preserved : 39 (2), 44 (1 to 3), 45 (1 to 2; 4), 46 (1; 3 to 4), 47 (1 to 2), 48 (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 : 4 (1 to 4); 5 (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); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (2 to 4); 54 (1 to 4); 55 (1 to 3)
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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 to 4); 5 (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); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (2 to 4); 54 (1 to 4); 55 (1 to 4)
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