| article html file updated | 13 May 2021 11:28 CEST | Update | https://www.mdpi.com/2073-4344/11/5/581 |
| article html file updated | 8 May 2021 10:18 CEST | Original file | - |
| article pdf uploaded. | 8 May 2021 10:14 CEST | Updated version of record | https://www.mdpi.com/2073-4344/11/5/581/pdf |
| article xml uploaded. | 8 May 2021 10:14 CEST | Update | https://www.mdpi.com/2073-4344/11/5/581/xml |
| article xml file uploaded | 8 May 2021 10:14 CEST | Original file | - |
| article pdf uploaded. | 30 April 2021 11:54 CEST | Version of Record | https://www.mdpi.com/2073-4344/11/5/581/pdf-vor |
