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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.1:1-12;vol.2:1-12;vol.3:1-12;vol.4:1-12;vol.5:1-24;vol.6:1-24;vol.7:1-24;vol.8:1-24;vol.9:1
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Portico
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Preserved
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2026-02-12
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Preserved : 2013: 1(1-12), 2014: 2(1-12), 2015: 3(1-12), 2016: 4(1-12), 2017: 5(1-24), 2018: 6(1-24), 2019: 7(1-24), 2020: 8(1-24), 2021: 9(1-24), 2022: 10(1-24), 2023: 11(1-24), 2024: 12(1-36), 2025: 13(1-36), 2026: 14(1-5)
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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 : 2 (1 to 9, 11, 12); 3 (1 to 9, 11, 12); 4 (1 to 9, 11, 12); 5 (1 to 9, 11 to 19, 21 to 24)
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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 : 2 (1 to 9, 11, 12); 3 (1 to 9, 11, 12); 4 (1 to 9, 11, 12); 5 (1 to 9, 11 to 19, 21 to 24)
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Library of Congress
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Preserved
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2025-04-07
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1 (1 to 12); 2 (1 to 12); 3 (1 to 12); 4 (1 to 9, 11, 12); 5 (1 to 4, 6 to 11, 13, 15 to 19, 21 to 24); 6 (1, 5 to 12, 14, 15, 17 to 21, 23, 24); 7 (1, 5 to 8, 10 to 24); 8 (1 to 3, 5 to 10, 12 to 17, 19 to 21, 23); 9 (1 to 7, 9 to 24); 10 (1 to 24); 11 (1, 2, 13, 15 to 17, 19 to 21); 12 (4, 8 to 13, 25); 13 (2 to 7)
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 14
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