| article html file updated | 7 February 2020 21:12 CET | Update | https://www.mdpi.com/2412-3811/2/1/3 |
| article html file updated | 22 September 2019 20:01 CEST | Update | N/A |
| article html file updated | 4 May 2019 15:53 CEST | Update | N/A |
| article html file updated | 11 January 2017 09:30 CET | Original file | N/A |
| article xml uploaded. | 11 January 2017 09:29 CET | Update | https://www.mdpi.com/2412-3811/2/1/3/xml |
| article xml uploaded. | 11 January 2017 09:29 CET | Update | N/A |
| article xml uploaded. | 11 January 2017 09:29 CET | Update | N/A |
| article xml uploaded. | 11 January 2017 09:29 CET | Original file | N/A |
| article pdf uploaded. | 11 January 2017 09:29 CET | Version of Record | https://www.mdpi.com/2412-3811/2/1/3/pdf |
