| article html file updated | 21 September 2020 05:40 CEST | Update | https://www.mdpi.com/2077-1444/11/9/457 |
| article pdf uploaded. | 21 September 2020 05:39 CEST | Updated version of record | https://www.mdpi.com/2077-1444/11/9/457/pdf |
| article xml uploaded. | 21 September 2020 05:39 CEST | Update | https://www.mdpi.com/2077-1444/11/9/457/xml |
| article xml file uploaded | 21 September 2020 05:39 CEST | Update | - |
| article html file updated | 7 September 2020 08:05 CEST | Original file | - |
| article pdf uploaded. | 7 September 2020 08:04 CEST | Version of Record | https://www.mdpi.com/2077-1444/11/9/457/pdf-vor |
| article xml uploaded. | 7 September 2020 08:04 CEST | Update | - |
| article xml file uploaded | 7 September 2020 08:04 CEST | Original file | - |
