| DOI | https://doi.org/10.48597/9JH7-J7PE |
|---|---|
| Start time | 1 January 1987 |
| Stop time | 1 December 1994 |
| Valid from | 1 June 2022 14:51:06 |
| Valid to | 5 December 2024 12:12:32 |
| DOI | https://doi.org/10.48597/WMZ7-GMDN |
|---|---|
| Start time | 1 January 1987 |
| Stop time | 1 December 1994 |
| Valid from | 10 December 2018 13:30:00 |
| Valid to | 1 June 2022 14:51:06 |
| DOI | https://doi.org/10.48597/44DF-PTKE |
|---|---|
| Start time | 1 January 1987 |
| Stop time | 1 December 1994 |
| Valid from | 10 February 2016 11:33:13 |
| Valid to | 10 December 2018 13:30:00 |
| DOI | https://doi.org/10.48597/2NEJ-CHJ4 |
|---|---|
| Start time | 1 January 1987 |
| Stop time | 1 December 1994 |
| Valid from | 7 January 2016 11:39:22 |
| Valid to | 10 February 2016 11:33:13 |
| DOI | https://doi.org/10.48597/5NGF-T38R |
|---|---|
| Start time | 1 January 1987 |
| Stop time | 1 December 1994 |
| Valid from | 1 May 2014 00:00:00 |
| Valid to | 7 January 2016 11:39:22 |