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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 1 (1 to 4); 2 (1 to 4); 3 (1-2, 3, 4); 4 (1-2, 3, 4); 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 8 (1, 2-3, 4); 9 (1 to 4); 10 (1 to 4); 11 (1 to 4); 12 (1, 2‐3, 4); 13 (1 to 4); 14 (2 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4); 20 (1 to 4); 21 (1 to 4); 22 (1 to 4); 23 (1 to 4); 24 (1 to 4); 25 (1 to 4); 26 (1, 2)
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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.10:1-4;vol.11:1-4;vol.12:1-1,4,2-3;vol.13:1-4;vol.14:1-4;vol.15:1-4;vol.16:1-4;vol.17:1-4;vol.18:1-4;vol.19:1-4;vol.1:1-4;vol.20:1-4;vol.2:1-4;vol.3:3-4,1-2;vol.4:3-4,1-2;vol.5:1-4;vol.6:1-4;vol.7:1-4;vol.8:1-1,4,2-3;vol.9:1-4
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CLOCKSS Archive
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Preserved
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2026-04-06
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1 to 26
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Portico
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Preserved
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2026-04-02
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Preserved : 2012: 12(1-4), 2013: 13(1-4), 2014: 14(1-4), 2015: 15(1-4), 2016: 16(1-4), 2017: 17(1-4), 2018: 18(1-4), 2019: 19(1-4), 2020: 20(1-4), 2021: 21(1-4), 2022: 22(1-4), 2023: 23(1-4), 2024: 24(1-4), 2025: 25(1-4), 2026: 26(1)
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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 (1-4); 7 (1-4)
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Library of Congress
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Preserved
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2025-04-07
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16 (1 to 4); 17 (1, 2, 4); 18 (1 to 4); 19 (2, 3); 20 (1 to 4); 21 (1 to 4); 22 (1 to 4); 23 (1)
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