| article html file updated | 12 February 2020 05:36 CET | Update | https://www.mdpi.com/2077-1444/10/4/271 |
| article html file updated | 8 May 2019 16:48 CEST | Update | - |
| article html file updated | 25 April 2019 11:10 CEST | Update | - |
| article html file updated | 16 April 2019 09:06 CEST | Original file | - |
| article pdf uploaded. | 16 April 2019 09:05 CEST | Version of Record | https://www.mdpi.com/2077-1444/10/4/271/pdf |
| article xml uploaded. | 16 April 2019 09:05 CEST | Update | https://www.mdpi.com/2077-1444/10/4/271/xml |
| article xml file uploaded | 16 April 2019 09:05 CEST | Original file | - |
