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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 16 (1-2, 3-4); 17 (, 1-2, 3-4); 18 (, 1-2, 3-4); 19 (, 1-2, 3-4); 20 (, 1-2, 3-4); 21 (, 1-2, 3-4); 22 (, 1-2, 3-4); 23 (, 1-2, 3-4); 24 (, 1-2, 3-4); 25 (, 1-2, 3-4); 26 (, 1-2, 3-4); 27 (, 1-2, 3-4); 28 (, 1-2, 3-4); 29 (, 1-2, 3-4); 30 (, 1-2, 3-4); 31 (, 1-2, 3-4); 32 (, 1-2, 3, 4); 33 (, 1 to 4); 34 (, 1 to 4); 35 (, 1, 2, 3-4); 36 (, 1-4); 37 (, 1, 2, 3-4); 38 (, 1 to 4); 39 (, 1 to 4); 40 (, 1-2, 3-4); 41 (, 1 to 4); 42 (, 1 to 4); 43 (, 1 to 4); 44 (, 1, 2-3, 4); 45 (, 1-2, 3-4); 46 (, 3-4); 48 (, 7); 49 (, 1 to 8); 50 (, 1 to 8); 51 (, 1-2, 6 to 8); 52 (, 1 to 8); 53 (, 1 to 8); 54 (, 1 to 6, 8); 55 (, 1 to 3, 5 to 8); 56 (, 1 to 8); 57 (, 1, 2, 3-4, 5 to 8); 58 (, 1 to 8); 59 (, 1 to 8); 60 (, 1 to 8); 61 (, 1 to 8); 62 (, 1 to 8); 63 (, 1, 3 to 8); 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1998; 1999; 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
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Internet Archive
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Preserved
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2025-08-08
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40 to 53
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Portico
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Preserved
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2026-02-12
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Preserved : 2005: 41(4), 2005/2006: 42(1-4), 2006/2007: 43(1-4), 2007: 44(1-4), 2008: 45(1-4)
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CLOCKSS Archive
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Preserved
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2026-02-09
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16 to 63
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LOCKSS Archive
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Preserved
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2026-02-09
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16 to 63
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Portico
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Preserved
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2026-02-12
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Preserved : 1994: 21(3-4)
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Portico
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Preserved
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2026-02-12
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Preserved : 1996: 24(1-2)
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Portico
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Preserved
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2026-02-12
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Preserved : 1998: 26(1-2)
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Portico
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Preserved
|
2026-02-12
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Preserved : 2001: 32(3-4), 2001: 33(1-4), 2001/2002: 34(1-4), 2002: 35(1-2), 2003: 37(1-2), 2003/2004: 38(1-4), 2004: 39(1-4), 2004/2005: 40(1-4), 2005: 41(1-4), 2005/2006: 42(1-4), 2006: 43(1-4), 2006/2007: 44(1-4), 2007: 46(1-2), 2008: 47(3-4), 2009: 48(1-8), 2010: 49(1-8), 2011: 50(1-8), 2012: 51(1-8), 2013: 52(1-8), 2014: 53(1-8), 2015: 54(1-8), 2016: 55(1-8), 2017: 56(1-8), 2018: 57(1-8), 2019: 58(1-8), 2020: 59(1-8), 2021: 60(1-8), 2022: 61(1-8), 2023: 62(1-8), 2024: 63(1-8)
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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 : 3 (1-2, 3-4); 4 (1-2, 3-4); 5 (1 to 8); 6 (1 to 8); 24 (3-4); 25 (1-2, 3-4); 26 (1-2, 3-4); 27 (1-2, 3-4); 28 (1-2, 3-4); 29 (1-2, 3-4); 31 (1-2, 3-4); 32 (1-2, 3, 4); 33 (1 to 4); 34 (1 to 4); 35 (1, 2, 3-4); 36 (1-4); 37 (2, 3-4); 38 (1 to 4); 39 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1, 2-3, 4); 45 (1-2, 3-4); 46 (1-2, 3-4); 47 (1-2, 3, 4); 48 (1 to 8); 49 (1 to 8); 51 (1-2, 3 to 8); 52 (1 to 8); 53 (1 to 8); 54 (1 to 8); 55 (1 to 8); 56 (1 to 8); 57 (1, 2, 3-4, 5 to 8); 58 (1 to 8); 59 (1 to 8); 61 (1 to 8); 62 (1 to 8); 63 (1 to 8)
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National Library of the Netherlands
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Preserved
|
2024-12-15
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Preserved : 16 (1-2, 3-4); 17 (1-2, 3-4); 18 (1-2, 3-4); 19 (1-2, 3-4); 20 (1-2, 3-4); 21 (1-2, 3-4); 22 (1-2, 3-4); 23 (1-2, 3-4); 24 (1-2, 3-4); 25 (1-2, 3-4); 26 (1-2, 3-4); 27 (1-2, 3-4); 28 (1-2, 3-4); 29 (1-2, 3-4); 30 (1-2, 3-4); 31 (1-2, 3-4); 32 (1-2, 3, 4); 33 (1-4); 34 (1-4); 35 (1, 2, 3-4); 36 (1-4); 37 (2, 3-4); 38 (1-4); 39 (1-4); 40 (1-2); 41 (2, 3); 42 (1, 3, 4); 43 (1-4); 44 (2-3, 4); 45 (1-2, 3-4); 46; 47 (1-2, 3, 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 (3 to 8); 57 (1 to 3-4, 5 to 8); 58 (1 to 8); 59 (1 to 8); 60 (1 to 8); 61 (1 to 8); 62 (1 to 8); 63 (1 to 8)
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