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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, 2); 3 (, 1, 2); 4 (, 1, 2); 5 (, 1, 2); 7 (, 1 to 3); 8 (, 1 to 3); 9 (, 1 to 3); 10 (, 1 to 3); 12 (, 1 to 3); 13 (, 1 to 3); 14 (, 1 to 3); 15 (, 1 to 3); 16 (, 1 to 3); 18 (, 1 to 3); 20 (, 1 to 3); 21 (, 1 to 3); 22 (, 1 to 3); 23 (, 1 to 3); 25 (, 1 to 3); 26 (, 1 to 3); 27 (, 1 to 3); 28 (, 1 to 3); 30 (, 1 to 3); 31 (, 1 to 3); 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); 40 (, 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); 50 (, 1 to 4); 51 (, 1 to 4); 52 (, 1 to 4); 53 (, 1 to 4); 54 (, 1 to 4); 55 (, 1 to 4); 56 (, 1 to 4); 57 (, 1, 2, 4); 58 (, 1 to 3); 59 (, 1, 2, 4); 60 (, 1 to 4); 61 (, 4); 62 (, 2 to 4); 63 (, 1 to 4); 64 (, 1, 2, 4); 65 (, 1 to 3); 66 (, 4); 67 (, 1); 1959; 1960; 1961; 1962; 1963; 1965; 1966; 1967; 1968; 1970; 1971; 1972; 1973; 1974; 1976; 1978; 1979; 1980; 1981; 1983; 1984; 1985; 1986; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1998; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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Internet Archive
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Preserved
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2025-08-08
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1 to 58
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Portico
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Preserved
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2026-02-12
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Preserved : 2008: 50(1-4), 2009: 51(1-4), 2010: 52(1-4)
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LOCKSS Archive
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Preserved
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2026-02-09
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50 to 66
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CLOCKSS Archive
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In Progress
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2026-02-09
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50, 58 to 67
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CLOCKSS Archive
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Preserved
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2026-02-09
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51 to 57
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Portico
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Preserved
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2026-02-12
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Preserved : 2013: 55(1), 2014: 56(1-3), 2015: 57(1-4), 2016: 58(1-3), 2017: 59(1-4), 2018: 60(1-4), 2019: 61(1-4), 2020: 62(1-4), 2021: 63(1-4), 2022: 64(1-4), 2023: 65(1-4), 2024: 66(1-4), 2025: 67(1-4), 2026: 68(1)
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LOCKSS Archive
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In Progress
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2026-02-09
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67
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Scholars Portal
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Preserved
|
2025-09-02
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Preserved : 67 (1); 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 : ; 5 (1 to 4); 6 (1 to 4); 49 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1 to 4); 54 (1 to 4); 55 (1 to 4); 56 (1 to 4); 57 (1 to 4); 58 (1 to 4); 59 (1 to 4); 61 (1 to 4); 62 (1 to 4); 63 (1 to 4); 64 (1 to 4); 65 (1, 3, 4); 66 (1 to 3); 67 (1 to 3)
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National Digital Preservation Program, China
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Preserved
|
2025-12-04
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Preserved : ; 5 (1 to 4); 6 (1 to 4); 49 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1 to 4); 54 (1 to 4); 55 (1 to 4); 56 (1 to 4); 57 (1 to 4); 58 (1 to 4); 59 (1 to 4); 61 (1 to 4); 62 (1 to 4); 63 (1 to 4); 64 (1 to 4); 65 (1, 3, 4); 66 (1 to 3); 67 (1 to 4)
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British Library
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Preserved
|
2019-09-18
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Preserved : 56 (1 to 2; 4), 57 (1 to 2; 4), 58 (1 to 3), 59 (4), 60 (1 to 4)
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