| article html file updated | 6 July 2021 12:41 CEST | Update | https://www.mdpi.com/2075-4701/11/6/902 |
| article xml uploaded. | 6 July 2021 12:40 CEST | Update | https://www.mdpi.com/2075-4701/11/6/902/xml |
| article pdf uploaded. | 6 July 2021 12:40 CEST | Updated version of record | https://www.mdpi.com/2075-4701/11/6/902/pdf |
| article html file updated | 2 June 2021 09:17 CEST | Update | - |
| article pdf uploaded. | 2 June 2021 09:16 CEST | Updated version of record | https://www.mdpi.com/2075-4701/11/6/902/pdf-vor |
| article xml file uploaded | 2 June 2021 09:16 CEST | Update | - |
| article html file updated | 1 June 2021 11:14 CEST | Original file | - |
| article pdf uploaded. | 1 June 2021 11:12 CEST | Updated version of record | https://www.mdpi.com/2075-4701/11/6/902/pdf-vor |
| article xml file uploaded | 1 June 2021 11:12 CEST | Original file | - |
| article pdf uploaded. | 31 May 2021 15:54 CEST | Version of Record | https://www.mdpi.com/2075-4701/11/6/902/pdf-vor |
