|
|
Portico
|
|
Preserved
|
2026-06-11
|
|
|
Preserved : 2012: 1(1-4), 2013: 2(1-4), 2014: 3(1-4), 2015: 4(1-4), 2016: 5(1-4), 2017: 6(1-4), 2018: 7(1-4), 2019: 8(1-4), 2020: 9(1-4), 2021: 10(1-4)
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|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
1 (1 to 4); 2 (1 to 4); 3 (1 to 4); 4 (1 to 4); 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 8 (1, 3, 4); 9 (1, 3, 4); 10 (1 to 4)
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|
|
CLOCKSS Archive
|
|
Preserved
|
2026-06-08
|
|
|
1 to 12
|
|
|
Portico
|
|
Preserved
|
2026-06-11
|
|
|
Preserved : 2022: 11(1-4), 2023: 12(1-2)
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-06-08
|
|
|
1 to 10
|
|
|
Technische Informationsbibliothek
|
|
Preserved
|
2026-06-04
|
|
|
vol.1:1-4;vol.2:1-4;vol.3:1-4;vol.4:1-4;vol.5:1-4;vol.6:1-4;vol.7:1-4;vol.8:1-4;vol.9:1-4
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