| article html file updated | 23 September 2020 11:31 CEST | Original file | https://www.mdpi.com/2079-9721/8/4/36 |
| article pdf uploaded. | 23 September 2020 11:27 CEST | Version of Record | https://www.mdpi.com/2079-9721/8/4/36/pdf |
| article xml uploaded. | 23 September 2020 11:27 CEST | Update | https://www.mdpi.com/2079-9721/8/4/36/xml |
| article xml file uploaded | 23 September 2020 11:27 CEST | Original file | N/A |
