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Portico
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Preserved
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2026-04-23
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Preserved : 2008: 6(1-6), 2009: 7(1-6), 2010: 8(1-6), 2011: 9(1-6), 2012: 10(1-6), 2013: 11(1-6), 2014: 12(1-12), 2015: 13(1-12), 2016: 14(1-12), 2017: 15(1-7, 9-12), 2018: 16(1-12), 2019: 17(1-12), 2020: 18(1-12), 2021: 19(2, 4-12), 2022: 20(1-12), 2023: 21(1-12), 2024: 22(1-4, 6-12), 2025: 23(2-12), 2026: 24(1-3)
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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 : 6 (1-6); 7 (1-6); 9 (1-6); 10 (1-6); 11 (1-6); 12 (1-12); 13 (1-12); 14 (1-12); 15 (1-12); 16 (1-12); 17 (1-10)
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CLOCKSS Archive
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Preserved
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2026-04-27
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6 to 24
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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 7 (3 to 6); 8 (1 to 6); 9 (1 to 6); 10 (1 to 6); 11 (2 to 6); 12 (1 to 9, 11, 12); 13 (1 to 3, 5, 7 to 12); 14 (4, 9, 10, 12); 15 (1 to 6, 8 to 12); 16 (2 to 12); 17 (1 to 12); 18 (1 to 3, 5, 7 to 12); 19 (1 to 12); 20 (1 to 12); 21 (1 to 12); 22 (1 to 12); 23 (1 to 10, 12); 24 (1 to 3)
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