1 January 2015 - 1 January 2020
| DOI | https://doi.org/10.48597/V3MN-G5X2 |
|---|---|
| Start time | 1 January 2015 |
| Stop time | 1 January 2020 |
| Valid since | 11 August 2021 12:09:36 |
| DOI | https://doi.org/10.48597/V3MN-G5X2 |
|---|---|
| Start time | 1 January 2015 |
| Stop time | 1 January 2020 |
| Valid since | 11 August 2021 12:09:36 |
| DOI | https://doi.org/10.48597/ZQ8F-RPKP |
|---|---|
| Start time | 1 January 2015 |
| Stop time | 1 January 2020 |
| Valid from | 25 August 2020 07:53:22 |
| Valid to | 11 August 2021 12:09:36 |
| DOI | https://doi.org/10.48597/JSY4-MY8G |
|---|---|
| Start time | 1 January 2015 |
| Stop time | 1 January 2019 |
| Valid from | 24 September 2019 07:52:48 |
| Valid to | 25 August 2020 07:53:22 |
| DOI | https://doi.org/10.48597/RT9J-HCRZ |
|---|---|
| Start time | 1 January 2015 |
| Stop time | 1 January 2018 |
| Valid from | 3 September 2019 14:09:36 |
| Valid to | 24 September 2019 07:52:48 |
| DOI | https://doi.org/10.48597/VCEP-CQWD |
|---|---|
| Start time | 1 January 2015 |
| Stop time | 1 January 2018 |
| Valid from | 22 October 2018 11:54:30 |
| Valid to | 3 September 2019 14:09:36 |
| DOI | https://doi.org/10.48597/ED55-RUUT |
|---|---|
| Start time | 1 January 2015 |
| Stop time | 1 January 2018 |
| Valid from | 24 August 2018 07:57:13 |
| Valid to | 22 October 2018 11:54:30 |
| DOI | https://doi.org/10.48597/5UR9-VPE4 |
|---|---|
| Start time | 1 January 2015 |
| Stop time | 1 January 2017 |
| Valid from | 21 September 2017 08:37:41 |
| Valid to | 24 August 2018 07:57:13 |
| DOI | https://doi.org/10.48597/JBVV-WSSM |
|---|---|
| Start time | 1 January 2015 |
| Stop time | 1 January 2017 |
| Valid from | 9 May 2017 10:25:05 |
| Valid to | 21 September 2017 08:37:41 |
| DOI | https://doi.org/10.48597/EJQ4-Y486 |
|---|---|
| Start time | 1 January 2015 |
| Stop time | 1 January 2016 |
| Valid from | 16 February 2016 12:13:40 |
| Valid to | 9 May 2017 10:25:05 |