| article html file updated | 7 May 2021 16:37 CEST | Update | https://www.mdpi.com/2073-4441/13/9/1254 |
| article pdf uploaded. | 7 May 2021 16:35 CEST | Updated version of record | https://www.mdpi.com/2073-4441/13/9/1254/pdf |
| article xml uploaded. | 7 May 2021 16:35 CEST | Update | https://www.mdpi.com/2073-4441/13/9/1254/xml |
| article xml file uploaded | 7 May 2021 16:35 CEST | Update | - |
| article html file updated | 30 April 2021 15:48 CEST | Original file | - |
| article pdf uploaded. | 30 April 2021 15:46 CEST | Updated version of record | https://www.mdpi.com/2073-4441/13/9/1254/pdf-vor |
| article xml file uploaded | 30 April 2021 15:46 CEST | Original file | - |
| article pdf uploaded. | 30 April 2021 09:44 CEST | Version of Record | https://www.mdpi.com/2073-4441/13/9/1254/pdf-vor |
