| article html file updated | 5 June 2020 03:29 CEST | Update | https://www.mdpi.com/2079-9292/9/6/903 |
| article pdf uploaded. | 5 June 2020 03:27 CEST | Updated version of record | https://www.mdpi.com/2079-9292/9/6/903/pdf |
| article xml uploaded. | 5 June 2020 03:27 CEST | Update | https://www.mdpi.com/2079-9292/9/6/903/xml |
| article xml file uploaded | 5 June 2020 03:27 CEST | Update | - |
| article html file updated | 29 May 2020 08:39 CEST | Original file | - |
| article pdf uploaded. | 29 May 2020 08:38 CEST | Version of Record | https://www.mdpi.com/2079-9292/9/6/903/pdf-vor |
| article xml file uploaded | 29 May 2020 08:38 CEST | Original file | - |
