| article html file updated | 30 July 2022 09:48 CEST | Update | https://www.mdpi.com/2227-9709/8/4/69 |
| article html file updated | 4 November 2021 07:34 CET | Original file | N/A |
| article pdf uploaded. | 4 November 2021 07:32 CET | Updated version of record | https://www.mdpi.com/2227-9709/8/4/69/pdf |
| article xml uploaded. | 4 November 2021 07:32 CET | Update | https://www.mdpi.com/2227-9709/8/4/69/xml |
| article xml file uploaded | 4 November 2021 07:32 CET | Original file | N/A |
| article pdf uploaded. | 8 October 2021 14:30 CEST | Version of Record | https://www.mdpi.com/2227-9709/8/4/69/pdf-vor |
