| article html file updated | 20 October 2020 14:08 CEST | Original file | https://www.mdpi.com/2571-5577/3/4/45 |
| article pdf uploaded. | 20 October 2020 14:06 CEST | Version of Record | https://www.mdpi.com/2571-5577/3/4/45/pdf |
| article xml uploaded. | 20 October 2020 14:06 CEST | Update | https://www.mdpi.com/2571-5577/3/4/45/xml |
| article xml file uploaded | 20 October 2020 14:06 CEST | Original file | - |
