| article html file updated | 23 August 2021 09:58 CEST | Update | https://www.mdpi.com/2571-712X/4/3/31 |
| article html file updated | 23 August 2021 09:45 CEST | Original file | - |
| article pdf uploaded. | 23 August 2021 09:44 CEST | Updated version of record | https://www.mdpi.com/2571-712X/4/3/31/pdf |
| article xml uploaded. | 23 August 2021 09:44 CEST | Update | https://www.mdpi.com/2571-712X/4/3/31/xml |
| article xml file uploaded | 23 August 2021 09:44 CEST | Original file | - |
| article pdf uploaded. | 14 August 2021 10:31 CEST | Version of Record | https://www.mdpi.com/2571-712X/4/3/31/pdf-vor |
