| article html file updated | 12 February 2020 09:46 CET | Update | https://www.mdpi.com/1660-4601/16/9/1557 |
| article html file updated | 19 October 2019 12:16 CEST | Update | - |
| article html file updated | 4 May 2019 05:46 CEST | Original file | - |
| article pdf uploaded. | 4 May 2019 05:45 CEST | Version of Record | https://www.mdpi.com/1660-4601/16/9/1557/pdf |
| article xml uploaded. | 4 May 2019 05:45 CEST | Update | https://www.mdpi.com/1660-4601/16/9/1557/xml |
| article xml file uploaded | 4 May 2019 05:45 CEST | Original file | - |
