| article html file updated | 18 June 2021 09:45 CEST | Original file | https://www.mdpi.com/2076-0787/10/2/84 |
| article pdf uploaded. | 18 June 2021 09:43 CEST | Version of Record | https://www.mdpi.com/2076-0787/10/2/84/pdf |
| article xml uploaded. | 18 June 2021 09:43 CEST | Update | https://www.mdpi.com/2076-0787/10/2/84/xml |
| article xml file uploaded | 18 June 2021 09:43 CEST | Original file | N/A |
