| article html file updated | 18 September 2020 15:28 CEST | Original file | https://www.mdpi.com/2073-4360/12/9/2131 |
| article pdf uploaded. | 18 September 2020 15:26 CEST | Updated version of record | https://www.mdpi.com/2073-4360/12/9/2131/pdf |
| article xml uploaded. | 18 September 2020 15:26 CEST | Update | https://www.mdpi.com/2073-4360/12/9/2131/xml |
| article xml file uploaded | 18 September 2020 15:26 CEST | Original file | - |
| article pdf uploaded. | 18 September 2020 11:52 CEST | Version of Record | - |
