| article html file updated | 17 December 2020 12:49 CET | Update | https://www.mdpi.com/2079-9292/9/12/2159 |
| article pdf uploaded. | 17 December 2020 12:45 CET | Updated version of record | https://www.mdpi.com/2079-9292/9/12/2159/pdf |
| article xml uploaded. | 17 December 2020 12:45 CET | Update | https://www.mdpi.com/2079-9292/9/12/2159/xml |
| article xml file uploaded | 17 December 2020 12:45 CET | Update | - |
| article html file updated | 16 December 2020 16:34 CET | Original file | - |
| article pdf uploaded. | 16 December 2020 16:32 CET | Version of Record | https://www.mdpi.com/2079-9292/9/12/2159/pdf-vor |
| article xml uploaded. | 16 December 2020 16:32 CET | Update | - |
| article xml file uploaded | 16 December 2020 16:32 CET | Original file | - |
