| article html file updated | 4 June 2021 07:33 CEST | Update | https://www.mdpi.com/2227-7390/9/11/1221 |
| article pdf uploaded. | 4 June 2021 07:31 CEST | Updated version of record | https://www.mdpi.com/2227-7390/9/11/1221/pdf |
| article xml uploaded. | 4 June 2021 07:31 CEST | Update | https://www.mdpi.com/2227-7390/9/11/1221/xml |
| article xml file uploaded | 4 June 2021 07:31 CEST | Update | N/A |
| article html file updated | 28 May 2021 04:06 CEST | Update | N/A |
| article pdf uploaded. | 28 May 2021 04:04 CEST | Updated version of record | https://www.mdpi.com/2227-7390/9/11/1221/pdf-vor |
| article xml file uploaded | 28 May 2021 04:04 CEST | Update | N/A |
| article html file updated | 27 May 2021 13:05 CEST | Original file | N/A |
| article pdf uploaded. | 27 May 2021 13:03 CEST | Version of Record | https://www.mdpi.com/2227-7390/9/11/1221/pdf-vor |
| article xml file uploaded | 27 May 2021 13:03 CEST | Original file | N/A |
