| DOI | https://doi.org/10.48597/QSTW-PC2X |
|---|---|
| Start time | 1 January 1997 |
| Stop time | 1 January 1998 |
| Valid from | 10 December 2018 13:30:00 |
| Valid to | 20 November 2025 13:39:34 |
| DOI | https://doi.org/10.48597/5Y6K-3KDR |
|---|---|
| Start time | 1 January 1997 |
| Stop time | 1 January 1998 |
| Valid from | 1 May 2014 00:00:00 |
| Valid to | 10 December 2018 13:30:00 |