1 January 2021 - 1 January 2025
| DOI | https://doi.org/10.48597/UVPV-UW74 |
|---|---|
| Start time | 1 January 2021 |
| Stop time | 1 January 2025 |
| Valid since | 19 September 2025 07:59:21 |
| DOI | https://doi.org/10.48597/UVPV-UW74 |
|---|---|
| Start time | 1 January 2021 |
| Stop time | 1 January 2025 |
| Valid since | 19 September 2025 07:59:21 |
| DOI | https://doi.org/10.48597/NC3V-F6NK |
|---|---|
| Start time | 1 January 2021 |
| Stop time | 1 January 2024 |
| Valid from | 24 January 2025 12:12:10 |
| Valid to | 19 September 2025 07:59:21 |
| DOI | https://doi.org/10.48597/YA3P-PEYF |
|---|---|
| Start time | 1 January 2021 |
| Stop time | 1 January 2023 |
| Valid from | 24 January 2025 12:11:00 |
| Valid to | 24 January 2025 12:12:10 |
| DOI | https://doi.org/10.48597/7WFS-PQ9C |
|---|---|
| Start time | 1 January 2021 |
| Stop time | 1 January 2022 |
| Valid from | 2 December 2022 13:17:45 |
| Valid to | 24 January 2025 12:11:00 |
| DOI | https://doi.org/10.48597/T553-MH5E |
|---|---|
| Start time | 1 January 2021 |
| Stop time | 1 January 2022 |
| Valid from | 11 May 2022 12:05:59 |
| Valid to | 2 December 2022 13:17:45 |