| article html file updated | 9 June 2020 09:41 CEST | Update | https://www.mdpi.com/2414-6366/2/2/18 |
| article html file updated | 8 February 2020 08:39 CET | Update | N/A |
| article html file updated | 25 September 2019 10:20 CEST | Update | N/A |
| article html file updated | 3 May 2019 16:46 CEST | Update | N/A |
| article html file updated | 19 June 2017 07:39 CEST | Original file | N/A |
| article xml uploaded. | 19 June 2017 07:38 CEST | Update | https://www.mdpi.com/2414-6366/2/2/18/xml |
| article pdf uploaded. | 19 June 2017 07:38 CEST | Version of Record | https://www.mdpi.com/2414-6366/2/2/18/pdf |
