| article html file updated | 29 January 2021 10:04 CET | Update | https://www.mdpi.com/1999-4907/12/2/141 |
| article html file updated | 28 January 2021 12:37 CET | Original file | - |
| article pdf uploaded. | 28 January 2021 12:36 CET | Updated version of record | https://www.mdpi.com/1999-4907/12/2/141/pdf |
| article xml uploaded. | 28 January 2021 12:36 CET | Update | https://www.mdpi.com/1999-4907/12/2/141/xml |
| article xml file uploaded | 28 January 2021 12:36 CET | Original file | - |
| article pdf uploaded. | 26 January 2021 17:04 CET | Version of Record | https://www.mdpi.com/1999-4907/12/2/141/pdf-vor |
