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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 22 (1 to 6); 23 (, 1 to 8); 24 (, 1 to 8); 25 (, 1 to 8); 26 (, 1 to 9); 27 (, 1 to 8); 28 (, 1 to 8); 29 (, 1 to 8); 30 (, 1 to 8); 31 (, 1 to 9); 32 (, 1 to 8); 33 (, 1 to 8); 34 (, 1 to 8); 35 (, 1 to 8); 36 (, 1 to 8); 37 (, 1 to 8); 38 (, 1 to 8); 39 (, 1 to 8); 40 (, 1 to 8); 41 (, 1 to 8); 42 (, 1 to 8); 43 (, 1 to 8); 44 (, 5 to 8); 45 (, 1 to 8); 46 (, 1 to 6); 47 (, 1 to 6); 48 (, 1 to 6); 49 (, 1, 3 to 6); 50 (, 1 to 3); 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; 2025
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CLOCKSS Archive
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Preserved
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2026-02-09
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22 to 51
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Portico
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Preserved
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2026-02-12
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Preserved : 1997: 22(1-6), 1998: 23(1-8), 1999: 24(1-8), 2000: 25(1-8), 2001: 26(1-8), 2002: 27(1-8), 2003: 28(1-8), 2004: 29(1-8), 2005: 30(1-8), 2006: 31(1-9), 2007: 32(1-8), 2008: 33(1-8), 2009: 34(1-8), 2010: 35(1-8), 2011: 36(1-8), 2012: 37(1-8), 2013: 38(1-8), 2014: 39(1-5, 7-8), 2015: 40(1-8), 2016: 41(1-8), 2017: 42(1-8), 2018: 43(1-8), 2019: 44(1-8), 2020: 45(1, S 1, 2-8), 2021: 46(1, S 1, 2, S 2, 3-4, 6), 2022: 47(1-6), 2023: 48(1-6), 2024: 49(1-5), 2025: 50(1-6), 2026: 51(1)
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LOCKSS Archive
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In Progress
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2026-02-09
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37, 44
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LOCKSS Archive
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Preserved
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2026-02-09
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38 to 43
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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 : 22 (1-6); 23 (1-8); 24 (1-8); 25 (1-8); 26 (1-8); 27 (1-8); 28 (1-8); 29 (1-8); 30 (1-8); 31 (1-6, 8, 9); 32 (1-8); 33 (1-8); 34 (1-8); 35 (1-8); 36 (1-8); 37 (1-8); 38 (1-5, 7, 8); 39 (1-7); 40 (supplement-2, 1-8); 41 (1-8); 42 (1-8); 43 (1-8); 44 (1-7)
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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 : ; 3 (1 to 8); 4 (1 to 8); 22 (1 to 6); 23 (1 to 8); 24 (1 to 8); 25 (1 to 8); 26 (1 to 8); 27 (1 to 8); 28 (1 to 8); 29 (1 to 8); 31 (1 to 9); 32 (1 to 8); 33 (1 to 8); 34 (1 to 8); 35 (1 to 8); 36 (1 to 8); 37 (1 to 8); 38 (1 to 8); 39 (1 to 8); 41 (1 to 8); 42 (1 to 8); 43 (1 to 8); 44 (1 to 8); 45 (Suppl 1, 1 to 8); 46 (Suppl 2, 1 to 6); 47 (1 to 6); 48 (1 to 6); 49 (1 to 6)
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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 to 8); 4 (1 to 8); 22 (1 to 6); 23 (1 to 8); 24 (1 to 8); 25 (1 to 8); 26 (1 to 8); 27 (1 to 8); 28 (1 to 8); 29 (1 to 8); 31 (1 to 9); 32 (1 to 8); 33 (1 to 8); 34 (1 to 8); 35 (1 to 8); 36 (1 to 8); 37 (1 to 8); 38 (1 to 8); 39 (1 to 8); 41 (1 to 8); 42 (1 to 8); 43 (1 to 8); 44 (1 to 8); 45 (Suppl 1, 1 to 8); 46 (Suppl 2, 1 to 6); 47 (1 to 6); 48 (1 to 6); 49 (1 to 6)
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