| article html file updated | 12 February 2020 12:11 CET | Update | https://www.mdpi.com/2504-186X/4/2/7 |
| article html file updated | 20 October 2019 01:51 CEST | Update | - |
| article html file updated | 14 May 2019 10:25 CEST | Original file | - |
| article pdf uploaded. | 14 May 2019 10:23 CEST | Version of Record | https://www.mdpi.com/2504-186X/4/2/7/pdf |
| article xml uploaded. | 14 May 2019 10:23 CEST | Update | https://www.mdpi.com/2504-186X/4/2/7/xml |
| article xml file uploaded | 14 May 2019 10:23 CEST | Original file | - |
