| article html file updated | 11 February 2020 10:57 CET | Update | https://www.mdpi.com/2411-5134/4/1/5 |
| article html file updated | 27 April 2019 02:36 CEST | Update | - |
| article html file updated | 12 April 2019 22:32 CEST | Update | - |
| article html file updated | 3 April 2019 08:04 CEST | Update | - |
| article html file updated | 23 January 2019 03:02 CET | Original file | - |
| article pdf uploaded. | 23 January 2019 03:00 CET | Version of Record | https://www.mdpi.com/2411-5134/4/1/5/pdf |
| article xml uploaded. | 23 January 2019 03:00 CET | Update | https://www.mdpi.com/2411-5134/4/1/5/xml |
| article xml file uploaded | 23 January 2019 03:00 CET | Original file | - |
