Technische Informationsbibliothek
2017-2020
Preserved
2026-01-13
vol.1:1-6;vol.2:1-6;vol.3:1-6;vol.4:1-6
Portico
2017-2022
Preserved
2026-02-12
Preserved : 2017: 1(1-6), 2018: 2(1-6), 2019: 3(1-6), 2020: 4(1-6), 2021: 5(1-6), 2022: 6(1-6)
Portico
2017-2026
Preserved
2026-02-12
Preserved : 2017: 1(1-6), 2018: 2(1-6), 2019: 3(1-6), 2020: 4(1-6), 2021: 5(1-6), 2022: 6(1-6), 2023: 7(1-6), 2024: 8(1-6), 2025: 9(1-6), 2026: 10(1)
LOCKSS Archive
2022-2024
Preserved
2026-02-09
6 to 8
CLOCKSS Archive
2022-2025
In Progress
2026-02-09
6 to 9
LOCKSS Archive
2025-2025
In Progress
2026-02-09
9
CLOCKSS Archive
2017-2022
Preserved
2026-02-09
1 to 6