| article html file updated | 8 September 2020 10:17 CEST | Original file | https://www.mdpi.com/2624-8921/2/3/31 |
| article pdf uploaded. | 8 September 2020 10:15 CEST | Version of Record | https://www.mdpi.com/2624-8921/2/3/31/pdf |
| article xml uploaded. | 8 September 2020 10:15 CEST | Update | https://www.mdpi.com/2624-8921/2/3/31/xml |
| article xml file uploaded | 8 September 2020 10:15 CEST | Original file | N/A |
