| article html file updated | 27 June 2021 12:14 CEST | Original file | https://www.mdpi.com/2072-6643/13/7/2209 |
| article pdf uploaded. | 27 June 2021 12:13 CEST | Version of Record | https://www.mdpi.com/2072-6643/13/7/2209/pdf |
| article xml uploaded. | 27 June 2021 12:13 CEST | Update | https://www.mdpi.com/2072-6643/13/7/2209/xml |
| article xml file uploaded | 27 June 2021 12:13 CEST | Original file | N/A |
