| article html file updated | 12 February 2020 11:45 CET | Update | https://www.mdpi.com/1996-1073/12/9/1800 |
| article html file updated | 19 October 2019 23:30 CEST | Update | - |
| article html file updated | 24 May 2019 12:43 CEST | Update | - |
| article html file updated | 14 May 2019 11:41 CEST | Update | - |
| article pdf uploaded. | 14 May 2019 11:40 CEST | Updated version of record | https://www.mdpi.com/1996-1073/12/9/1800/pdf |
| article xml uploaded. | 14 May 2019 11:40 CEST | Update | https://www.mdpi.com/1996-1073/12/9/1800/xml |
| article xml file uploaded | 14 May 2019 11:40 CEST | Update | - |
| article html file updated | 11 May 2019 13:04 CEST | Original file | - |
| article pdf uploaded. | 11 May 2019 13:03 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/9/1800/pdf-vor |
| article xml file uploaded | 11 May 2019 13:03 CEST | Original file | - |