| article html file updated | 31 August 2025 16:25 CEST | Update | https://www.mdpi.com/2073-4409/9/4/881 |
| article html file updated | 21 July 2022 00:54 CEST | Update | - |
| article html file updated | 8 October 2020 20:24 CEST | Update | - |
| article html file updated | 8 May 2020 12:50 CEST | Update | - |
| article html file updated | 7 April 2020 15:19 CEST | Original file | - |
| article pdf uploaded. | 7 April 2020 15:18 CEST | Updated version of record | https://www.mdpi.com/2073-4409/9/4/881/pdf |
| article xml uploaded. | 7 April 2020 15:18 CEST | Update | https://www.mdpi.com/2073-4409/9/4/881/xml |
| article xml file uploaded | 7 April 2020 15:18 CEST | Update | - |
| article pdf uploaded. | 3 April 2020 14:24 CEST | Version of Record | https://www.mdpi.com/2073-4409/9/4/881/pdf-vor |
| article xml file uploaded | 3 April 2020 14:24 CEST | Original file | - |
