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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 to 3); 3 (, 1 to 3); 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 6); 11 (, 1 to 6); 12 (, 1 to 6); 13 (, 1 to 6); 14 (, 1 to 6); 15 (, 1 to 6); 16 (, 1 to 6); 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019
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Portico
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Preserved
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2026-02-12
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Preserved : 2004: 1(1-2), 2005: 2(1, S 1, 2-3), 2006: 3(1, 1, S, 2, 2, S, 3, 3, S), 2007: 4(1, 1, S, 2, 2, S, 3, 3, S, 4, 4, S), 2008: 5(1-4), 2009: 6(1-4), 2010: 7(1-4), 2011: 8(1-4), 2012: 9(1-4), 2013: 10(1-6), 2014: 11(1-6), 2015: 12(1-6), 2016: 13(1-6), 2017: 14(1-6), 2018: 15(1-6), 2019: 16(1-6), 2020: 17(1-5), 2021: 18(3-6), 2022: 19(1-6), 2023: 20(1-6), 2024: 21(1-6), 2025: 22(1-6)
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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 4, 7 to 21
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CLOCKSS Archive
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In Progress
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2026-02-09
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1 to 3, 14 to 22
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CLOCKSS Archive
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Preserved
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2026-02-09
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4 to 13
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LOCKSS Archive
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In Progress
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2026-02-09
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5, 6, 22
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 17 (1 to 6); 18 (, 1 to 6); 19 (, 1 to 6); 20 (, 1 to 6); 21 (, 2 to 6); 22 (, 1 to 3); 2020; 2021; 2022; 2023; 2024; 2025
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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 : 2; 3 (1_suppl, 2_suppl, 3_suppl); 4 (1_suppl, 2_suppl, 3_suppl, 4_suppl); 6 (2-4); 7 (1-4); 8 (1-3); 9 (1-4); 10 (1-6); 11 (1-6); 12 (1-6); 13 (1-6); 14 (1-6); 15 (1-6); 16 (1-6)
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British Library
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Preserved
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2019-09-18
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Preserved : 11 (1 to 6), 12 (1 to 6), 13 (1 to 6), 14 (1 to 6), 15 (1 to 5)
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