| article html file updated | 8 February 2020 09:45 CET | Update | https://www.mdpi.com/2414-6366/2/3/21 |
| article html file updated | 25 September 2019 16:17 CEST | Update | N/A |
| article html file updated | 3 May 2019 14:41 CEST | Update | N/A |
| article html file updated | 30 June 2017 14:44 CEST | Original file | N/A |
| article xml uploaded. | 30 June 2017 14:42 CEST | Original file | https://www.mdpi.com/2414-6366/2/3/21/xml |
| article pdf uploaded. | 30 June 2017 14:42 CEST | Version of Record | https://www.mdpi.com/2414-6366/2/3/21/pdf |
