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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 to 4); 2 (, 1 to 4); 3 (, 1 to 4); 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 4); 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); 32 (, 1-2, 3-4); 33 (, 1-2, 3-4); 34 (, 1-2, 3-4); 35 (, 1-2, 3-4); 36 (, 1-2, 3-4); 37 (, 1-2, 3-4); 38 (, 1-2, 3-4); 39 (, 1-2, 3-4); 40 (, 1-2, 3-4); 41 (, 1-2, 3-4); 42 (, 1-2, 3-4); 43 (, 1-2, 3-4); 44 (, 1-2, 3-4); 45 (, 1-2, 3-4); 46 (, 1-2, 3-4); 47 (, 1-2, 3-4); 48 (, 1-2, 3-4); 49 (, 1-2, 3-4); 50 (, 1-2, 3-4); 51 (, 1-2, 3-4); 52 (, 1-2, 3-4); 53 (, 1-2, 3-4); 54 (, 1, 2); 56 (, 1, 2); 57 (, 1, 2); 58 (, 2); 59 (, 1, 2); 60 (, 1, 2); 61 (, 1 to 3); 62 (, 2, 3); 63 (, 1 to 3); 64 (, 1, 2, 3-4); 65 (, 1 to 4); 66 (, 1, 2, 3-4); 67 (, 1, 2, 3-4); 68 (, 1, 2-3, 4); 69 (, 1 to 4); 70 (, 1 to 3); 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1985; 1986; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2008; 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 60
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LOCKSS Archive
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Preserved
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2026-02-09
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54 to 69
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CLOCKSS Archive
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Preserved
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2026-02-09
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54 to 70
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LOCKSS Archive
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In Progress
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2026-02-09
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70
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Portico
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Preserved
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2026-02-12
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Preserved : 1997: 44(1-4), 1998: 45(1-4), 1999: 46(1-4), 2000: 47(1-4), 2001: 48(1-4), 2002: 49(1-4), 2003: 50(1-4), 2004: 51(1-4), 2005: 52(1-4), 2006: 53(1-4), 2008: 54(1-2), 2009: 55(1-2), 2010: 56(1-2), 2011: 57(1-2), 2012: 58(1-2), 2013: 59(1-2), 2014: 60(1-2), 2015: 61(1-3), 2016: 62(1-3), 2017: 63(1-4), 2018: 64(1-4), 2020: 65(1-4), 2020/2021: 66(1-4), 2022: 67(1-4), 2023: 68(1-4), 2024: 69(1-4), 2025: 70(1-4)
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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 : 6 (2); 54 (1, 2); 55 (1, 2); 56 (1, 2); 57 (1, 2); 58 (1, 2); 59 (1, 2); 61 (1 to 3); 62 (1 to 3); 63 (1 to 4); 64 (1, 2, 3-4); 65 (1 to 4); 66 (1, 2, 3-4); 67 (1, 2, 3-4); 68 (1, 2-3); 69 (1 to 4)
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Library of Congress
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Preserved
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2025-04-07
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56 (1, 2); 57 (1, 2); 58 (1, 2); 59 (1, 2); 60 (1, 2); 61 (1 to 3); 62 (1 to 3); 63 (1 to 4); 64 (1 to 3-4); 65 (1 to 4); 66 (1 to 3-4); 67 (1 to 3-4); 68 (1, 2-3, 4); 69 (1 to 4)
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