| article html file updated | 8 May 2020 11:16 CEST | Update | https://www.mdpi.com/1996-1073/13/9/2142 |
| article pdf uploaded. | 8 May 2020 11:14 CEST | Updated version of record | https://www.mdpi.com/1996-1073/13/9/2142/pdf |
| article xml uploaded. | 8 May 2020 11:14 CEST | Update | https://www.mdpi.com/1996-1073/13/9/2142/xml |
| article xml file uploaded | 8 May 2020 11:14 CEST | Update | - |
| article html file updated | 30 April 2020 14:14 CEST | Original file | - |
| article pdf uploaded. | 30 April 2020 14:12 CEST | Version of Record | https://www.mdpi.com/1996-1073/13/9/2142/pdf-vor |
| article xml file uploaded | 30 April 2020 14:12 CEST | Original file | - |
