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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 31 (1, 2); 32 (1, 2); 33 (1, 2); 34 (1, 2); 35 (1, 2); 36 (S1, 1, 2); 37 (1, 2); 38 (1, 2); 39 (1, 2); 40 (1, 2); 41 (1, 2); 42; 43 (1); 45 (2); 46 (1, 2); 47 (1, 2); 48 (1, 2); 49 (1, 2); 50 (1, 2)
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Internet Archive
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Preserved
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2025-08-08
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1 to 25
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Portico
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Preserved
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2026-04-30
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Preserved : 2006: 31(1-2), 2007/2011: 32(1-2), 2008: 33(1-2), 2009: 34(1-2), 2010: 35(1-2), 2011: 36(1, S 1, 2), 2012: 37(1-2), 2013: 38(1-2), 2013/2014: 39(1-2), 2015: 40(1-2), 2016: 41(1-2), 2017: 42(1-2), 2018: 43(1)
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Portico
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Preserved
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2026-04-30
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Preserved : 2019: 44(2), 2020: 45(1-2), 2021: 46(1-2), 2022: 47(1-2), 2023: 48(1-2), 2023/2024: 49(1-2), 2025: 50(1)
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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.34:1-2;vol.35:1-2;vol.36:1-2,sup.s1;vol.37:1-2;vol.38:1-2;vol.39:1-2;vol.40:1-2;vol.41:1-2;vol.42:1-2;vol.43:1-2;vol.44:1-2;vol.45:1-2
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CLOCKSS Archive
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Preserved
|
2026-05-04
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34, 36 to 45
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Portico
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Preserved
|
2026-04-30
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Preserved : 2012: 37(1-2), 2013: 38(1-2), 2014: 39(1-2), 2015: 40(1-2), 2016: 41(1-2), 2017: 42(1-2), 2018: 43(1-2), 2019: 44(1-2), 2020: 45(1-2)
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LOCKSS Archive
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Preserved
|
2026-05-04
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31 to 42
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National Digital Preservation Program, China
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Preserved
|
2025-10-23
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Preserved : 4 (2); 41 (1, 2); 42 (1, 2); 43 (1, 2); 44 (1, 2); 45 (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 : 4 (2); 41 (1, 2); 42 (1, 2); 43 (1, 2); 44 (1, 2); 45 (1, 2)
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