| article html file updated | 17 June 2021 03:58 CEST | Update | https://www.mdpi.com/1999-4907/12/6/774 |
| article pdf uploaded. | 17 June 2021 03:57 CEST | Updated version of record | https://www.mdpi.com/1999-4907/12/6/774/pdf |
| article xml uploaded. | 17 June 2021 03:57 CEST | Update | https://www.mdpi.com/1999-4907/12/6/774/xml |
| article xml file uploaded | 17 June 2021 03:57 CEST | Update | - |
| article html file updated | 16 June 2021 05:12 CEST | Update | - |
| article pdf uploaded. | 16 June 2021 05:10 CEST | Updated version of record | https://www.mdpi.com/1999-4907/12/6/774/pdf-vor |
| article xml file uploaded | 16 June 2021 05:10 CEST | Update | - |
| article html file updated | 16 June 2021 04:27 CEST | Original file | - |
| article pdf uploaded. | 16 June 2021 04:25 CEST | Updated version of record | https://www.mdpi.com/1999-4907/12/6/774/pdf-vor |
| article xml file uploaded | 16 June 2021 04:25 CEST | Original file | - |
| article pdf uploaded. | 11 June 2021 16:06 CEST | Version of Record | https://www.mdpi.com/1999-4907/12/6/774/pdf-vor |
