| article html file updated | 23 December 2021 04:55 CET | Update | https://www.mdpi.com/2076-0787/11/1/2 |
| article pdf uploaded. | 23 December 2021 04:53 CET | Updated version of record | https://www.mdpi.com/2076-0787/11/1/2/pdf |
| article xml uploaded. | 23 December 2021 04:53 CET | Update | https://www.mdpi.com/2076-0787/11/1/2/xml |
| article xml file uploaded | 23 December 2021 04:53 CET | Update | - |
| article html file updated | 22 December 2021 13:17 CET | Original file | - |
| article pdf uploaded. | 22 December 2021 13:16 CET | Version of Record | https://www.mdpi.com/2076-0787/11/1/2/pdf-vor |
| article xml uploaded. | 22 December 2021 13:16 CET | Update | - |
| article xml file uploaded | 22 December 2021 13:16 CET | Original file | - |
