| article html file updated | 28 May 2021 09:56 CEST | Original file | https://www.mdpi.com/2073-4352/11/6/607 |
| article pdf uploaded. | 28 May 2021 09:55 CEST | Version of Record | https://www.mdpi.com/2073-4352/11/6/607/pdf |
| article xml uploaded. | 28 May 2021 09:55 CEST | Update | https://www.mdpi.com/2073-4352/11/6/607/xml |
| article xml file uploaded | 28 May 2021 09:55 CEST | Original file | N/A |
