| article html file updated | 31 August 2025 00:23 CEST | Update | https://www.mdpi.com/1999-4923/11/9/431 |
| article html file updated | 21 August 2025 22:13 CEST | Update | - |
| article html file updated | 20 July 2022 04:42 CEST | Update | - |
| article html file updated | 13 February 2020 12:05 CET | Update | - |
| article html file updated | 25 September 2019 18:16 CEST | Update | - |
| article html file updated | 23 August 2019 13:38 CEST | Original file | - |
| article pdf uploaded. | 23 August 2019 13:37 CEST | Version of Record | https://www.mdpi.com/1999-4923/11/9/431/pdf |
| article xml uploaded. | 23 August 2019 13:37 CEST | Update | https://www.mdpi.com/1999-4923/11/9/431/xml |
| article xml file uploaded | 23 August 2019 13:37 CEST | Original file | - |
