| article html file updated | 16 December 2020 05:05 CET | Original file | https://www.mdpi.com/1996-1073/13/24/6557 |
| article pdf uploaded. | 16 December 2020 05:03 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/24/6557/pdf |
| article xml uploaded. | 16 December 2020 05:03 CET | Update | https://www.mdpi.com/1996-1073/13/24/6557/xml |
| article xml file uploaded | 16 December 2020 05:02 CET | Original file | N/A |
| article pdf uploaded. | 11 December 2020 17:28 CET | Version of Record | https://www.mdpi.com/1996-1073/13/24/6557/pdf-vor |
