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CLOCKSS Archive
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Preserved
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2026-02-09
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72 to 87
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Portico
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Preserved
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2026-02-12
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Preserved : 2010: 72(1-2), 2011: 73(1-2), 2012: 74(1-2), 2013: 75(1-2), 2014: 76(1-2), 2015: 77(1-2), 2016: 78(1-2), 2017: 79(1-2), 2018: 80(1, S 1, 2), 2018/2019: 81(1, S 1, 2), 2019: 82(1-2), 2021: 83(1, S 1, 2, S 2), 2022: 84(1-2), 2023: 85(1, S 1, 2), 2024: 86(1-2), 2025: 87(1-2)
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LOCKSS Archive
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Preserved
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2026-02-09
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72, 73
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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 : 72 (1, 2); 73 (1, 2); 74 (1, 2); 75 (1, 2); 76 (1, 2); 77 (1, 2); 78 (1, 2); 79 (1, 2); 80 (1, 2); 81 (1)
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Library of Congress
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Preserved
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2025-04-07
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80 (S1, 1, 2); 81 (S1, 1, 2); 82 (1, 2); 83 (1, S1, 2, S2); 84 (1, 2); 85 (S1, 1, 2); 86 (1)
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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 : 8 (Suppl 1, 1, 2); 73 (1, 2); 74 (1, 2); 75 (1, 2); 76 (1, 2); 77 (1, 2); 78 (1, 2); 79 (1, 2); 81 (Suppl 1, 1, 2); 82 (1, 2); 83 (Suppl 2, 1, 2); 84 (1, 2); 85 (Suppl 1, 1, 2); 86 (1, 2)
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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 : 8 (Suppl 1, 1, 2); 73 (1, 2); 74 (1, 2); 75 (1, 2); 76 (1, 2); 77 (1, 2); 78 (1, 2); 79 (1, 2); 81 (Suppl 1, 1, 2); 82 (1, 2); 83 (Suppl 2, 1, 2); 84 (1, 2); 85 (Suppl 1, 1, 2); 86 (1, 2)
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