| article html file updated | 3 August 2021 04:13 CEST | Update | https://www.mdpi.com/2075-4418/11/4/591 |
| article html file updated | 25 March 2021 14:10 CET | Update | - |
| article pdf uploaded. | 25 March 2021 14:08 CET | Updated version of record | https://www.mdpi.com/2075-4418/11/4/591/pdf |
| article xml uploaded. | 25 March 2021 14:08 CET | Update | https://www.mdpi.com/2075-4418/11/4/591/xml |
| article xml file uploaded | 25 March 2021 14:08 CET | Update | - |
| article html file updated | 25 March 2021 14:05 CET | Original file | - |
| article xml file uploaded | 25 March 2021 14:03 CET | Original file | - |
