| article html file updated | 4 August 2021 21:22 CEST | Update | https://www.mdpi.com/2072-6651/13/4/273 |
| article html file updated | 15 April 2021 16:15 CEST | Original file | N/A |
| article pdf uploaded. | 15 April 2021 16:14 CEST | Updated version of record | https://www.mdpi.com/2072-6651/13/4/273/pdf |
| article xml uploaded. | 15 April 2021 16:14 CEST | Update | https://www.mdpi.com/2072-6651/13/4/273/xml |
| article xml file uploaded | 15 April 2021 16:14 CEST | Original file | N/A |
| article pdf uploaded. | 9 April 2021 16:29 CEST | Version of Record | https://www.mdpi.com/2072-6651/13/4/273/pdf-vor |
