| article html file updated | 23 February 2021 15:16 CET | Update | https://www.mdpi.com/1996-1073/14/4/1207 |
| article pdf uploaded. | 23 February 2021 15:14 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/4/1207/pdf |
| article xml uploaded. | 23 February 2021 15:14 CET | Update | https://www.mdpi.com/1996-1073/14/4/1207/xml |
| article xml file uploaded | 23 February 2021 15:14 CET | Update | - |
| article html file updated | 23 February 2021 14:21 CET | Original file | - |
| article pdf uploaded. | 23 February 2021 14:19 CET | Version of Record | - |
| article xml uploaded. | 23 February 2021 14:19 CET | Update | - |
| article xml file uploaded | 23 February 2021 14:19 CET | Original file | - |
