| article html file updated | 7 September 2020 13:04 CEST | Original file | https://www.mdpi.com/2077-1312/8/9/693 |
| article pdf uploaded. | 7 September 2020 13:02 CEST | Version of Record | https://www.mdpi.com/2077-1312/8/9/693/pdf |
| article xml uploaded. | 7 September 2020 13:02 CEST | Update | https://www.mdpi.com/2077-1312/8/9/693/xml |
| article xml file uploaded | 7 September 2020 13:02 CEST | Original file | - |
