| article html file updated | 11 May 2021 16:16 CEST | Update | https://www.mdpi.com/1996-1944/14/9/2456 |
| article pdf uploaded. | 11 May 2021 16:14 CEST | Updated version of record | https://www.mdpi.com/1996-1944/14/9/2456/pdf |
| article xml uploaded. | 11 May 2021 16:14 CEST | Update | https://www.mdpi.com/1996-1944/14/9/2456/xml |
| article xml file uploaded | 11 May 2021 16:14 CEST | Update | N/A |
| article html file updated | 10 May 2021 10:05 CEST | Update | N/A |
| article html file updated | 10 May 2021 06:08 CEST | Original file | N/A |
| article pdf uploaded. | 10 May 2021 06:07 CEST | Updated version of record | https://www.mdpi.com/1996-1944/14/9/2456/pdf-vor |
| article xml file uploaded | 10 May 2021 06:07 CEST | Update | N/A |
| article pdf uploaded. | 9 May 2021 16:46 CEST | Updated version of record | https://www.mdpi.com/1996-1944/14/9/2456/pdf-vor |
| article xml file uploaded | 9 May 2021 16:46 CEST | Update | N/A |
| article pdf uploaded. | 9 May 2021 16:36 CEST | Updated version of record | https://www.mdpi.com/1996-1944/14/9/2456/pdf-vor |
| article xml file uploaded | 9 May 2021 16:36 CEST | Update | N/A |
| article xml file uploaded | 9 May 2021 16:22 CEST | Update | N/A |
| article pdf uploaded. | 9 May 2021 16:22 CEST | Version of Record | https://www.mdpi.com/1996-1944/14/9/2456/pdf-vor |
