| article html file updated | 11 February 2020 20:30 CET | Update | https://www.mdpi.com/2571-631X/2/1/9 |
| article html file updated | 16 October 2019 04:17 CEST | Update | - |
| article html file updated | 26 April 2019 06:54 CEST | Update | - |
| article html file updated | 12 April 2019 02:13 CEST | Update | - |
| article html file updated | 4 April 2019 08:35 CEST | Update | - |
| article html file updated | 6 March 2019 14:55 CET | Original file | - |
| article pdf uploaded. | 6 March 2019 14:54 CET | Version of Record | https://www.mdpi.com/2571-631X/2/1/9/pdf |
| article xml uploaded. | 6 March 2019 14:54 CET | Update | https://www.mdpi.com/2571-631X/2/1/9/xml |
| article xml file uploaded | 6 March 2019 14:54 CET | Original file | - |
