| article html file updated | 27 April 2020 11:52 CEST | Original file | https://www.mdpi.com/2075-1680/9/2/45 |
| article pdf uploaded. | 27 April 2020 11:51 CEST | Version of Record | https://www.mdpi.com/2075-1680/9/2/45/pdf |
| article xml uploaded. | 27 April 2020 11:51 CEST | Update | https://www.mdpi.com/2075-1680/9/2/45/xml |
| article xml file uploaded | 27 April 2020 11:51 CEST | Original file | N/A |
