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Portico
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Preserved
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2026-04-09
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Preserved : 2014: 1(1-4), 2015: 2(1-4), 2016: 3(1-6), 2017: 4(1-6), 2018: 5(1-6), 2019: 6(1, S 1, 2-8), 2020: 7(1, S1, 2, S2, 3, S3, 4-8), 2021: 8(1, S1, 2-8), 2022: 9(1, S1, 2, S2, 3-8), 2023: 10(1, S1, 2, S2, 3, S3, 4-12), 2024: 11(1, S1, 2, S2, 3, S3, 4-12), 2025: 12(1, S1, 2, S2, 3, S3, 4-12), 2026: 13(1, S1, 2)
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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 1 (2 to 4); 2 (1 to 4); 3 (1 to 6); 4 (1 to 6); 5 (1 to 6); 6 (S1, 1 to 8); 7 (S1, 1 to 8); 8 (S1, 1 to 8); 9 (S1, 1 to 8); 10 (S1, 1 to 12); 11 (S1, 1 to 12); 12 (S1, 1 to 7)
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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.1:1-4;vol.2:1-4;vol.3:1-6;vol.4:1-6;vol.5:1-6;vol.6:1-8,S1;vol.7:1-8,sup.S1,sup.S2,sup.S3;vol.8:1
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CLOCKSS Archive
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Preserved
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2026-04-06
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1 to 13
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