| article html file updated | 7 May 2021 10:16 CEST | Update | https://www.mdpi.com/2223-7747/10/5/922 |
| article pdf uploaded. | 7 May 2021 10:15 CEST | Updated version of record | https://www.mdpi.com/2223-7747/10/5/922/pdf |
| article xml uploaded. | 7 May 2021 10:15 CEST | Update | https://www.mdpi.com/2223-7747/10/5/922/xml |
| article xml file uploaded | 7 May 2021 10:15 CEST | Update | N/A |
| article html file updated | 4 May 2021 17:21 CEST | Original file | N/A |
| article pdf uploaded. | 4 May 2021 17:20 CEST | Version of Record | https://www.mdpi.com/2223-7747/10/5/922/pdf-vor |
| article xml file uploaded | 4 May 2021 17:20 CEST | Original file | N/A |
