| article html file updated | 1 June 2021 12:08 CEST | Original file | https://www.mdpi.com/2227-7390/9/11/1252 |
| article pdf uploaded. | 1 June 2021 12:07 CEST | Updated version of record | https://www.mdpi.com/2227-7390/9/11/1252/pdf |
| article xml uploaded. | 1 June 2021 12:07 CEST | Update | https://www.mdpi.com/2227-7390/9/11/1252/xml |
| article xml file uploaded | 1 June 2021 12:07 CEST | Update | N/A |
| article pdf uploaded. | 30 May 2021 04:31 CEST | Version of Record | https://www.mdpi.com/2227-7390/9/11/1252/pdf-vor |
| article xml file uploaded | 30 May 2021 04:31 CEST | Original file | N/A |
