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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 1 (2); 3 (1); 7 (2); 8 (1, 2); 9 (1, 2); 10 (1, 2); 11 (1, 2); 12 (1, 2); 13 (1, 2); 14 (1, 2); 15 (1_suppl, 2); 16 (1 to 3); 17 (1 to 3); 18 (1)
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Portico
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Preserved
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2026-04-09
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Preserved : 2008: 1(2)
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Portico
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Preserved
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2026-04-09
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Preserved : 2010: 3(1)
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Portico
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Preserved
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2026-04-09
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Preserved : 2014: 7(2), 2016: 8(1-2), 2017: 9(1-2), 2018: 10(1-2), 2019: 11(1-2), 2020: 12(1-2), 2020/2021: 13(1-2), 2022: 14(1-2), 2023: 15(1, 1, S, 2), 2024: 16(1-3), 2025: 17(1-3), 2026: 18(1)
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CLOCKSS Archive
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Preserved
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2026-04-06
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8
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LOCKSS Archive
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Preserved
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2026-04-06
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8 to 16
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CLOCKSS Archive
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In Progress
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2026-04-06
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9 to 18
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LOCKSS Archive
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In Progress
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2026-04-06
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17, 18
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Library of Congress
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Preserved
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2025-04-07
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3 (1, 2); 4 (1, 2); 5 (1, 2); 6 (1, 2); 7 (1, 2); 8 (1, 2); 9 (1, 2); 10 (1, 2); 11 (1, 2); 12 (1, 2); 13 (1, 2); 14 (1, 2); 15 (1_suppl, 1, 2); 16 (1 to 3)
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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 : 1 (1, 2); 2 (1, 2); 3 (1, 2); 4 (1, 2); 5 (1, 2); 6 (1, 2); 7 (1, 2); 8 (1, 2); 9 (1, 2); 10 (1, 2); 11 (1, 2)
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