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Portico
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Preserved
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2026-02-12
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Preserved : 2003: 1(9, 12), 2004: 2(2-12), 2005: 3(1-12), 2006: 4(1-12), 2007: 5(1-12), 2008: 6(1-12), 2009: 7(1-12), 2010: 8(1-12), 2011: 9(1-12), 2012: 10(1-12), 2013: 11(1-12), 2014: 12(1-12), 2015: 13(1-12), 2016: 14(1, S1, 2-12), 2017: 15(1-12), 2018: 16(1, S1, 2-12), 2019: 17(1, S1, 2, S2, 3-12), 2020: 18(1, S1, 2-12), 2021: 19(1-12), 2022: 20(1, S1, 2, S2, 3-12), 2023: 21(1, S1, 2-12), 2024: 22(1, S1, 2-12), 2025: 23(1, S1, 2-12), 2026: 24(1-2)
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Library of Congress
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Preserved
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2025-04-07
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3 (4, 11); 4 (5, 9, 12); 5 (1, 5, 6); 6 (3, 7, 10); 7 (4, 6, 8, 9); 8 (2 to 4, 6, 12); 9 (2, 3, 5, 7, 11); 10 (6, 7, 12); 11 (2 to 5, 10 to 12); 12 (1, 2, 4 to 6, 8, 11, 12); 13 (2, 4 to 7, 9, 11, 12); 14 (1 to 12, S1); 15 (1 to 12); 16 (1 to 12, S1); 17 (1 to 12, S1); 18 (1 to 12, S1); 19 (1 to 12); 20 (1 to 12, S1, S2); 21 (1, 5, 7 to 10, 12); 22 (1 to 4)
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 24
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