| article html file updated | 30 August 2025 23:23 CEST | Update | https://www.mdpi.com/1996-1944/12/15/2456 |
| article html file updated | 21 August 2025 21:56 CEST | Update | - |
| article html file updated | 20 July 2022 05:55 CEST | Update | - |
| article html file updated | 13 February 2020 06:51 CET | Update | - |
| article html file updated | 13 August 2019 10:59 CEST | Update | - |
| article html file updated | 7 August 2019 12:10 CEST | Original file | - |
| article pdf uploaded. | 7 August 2019 12:08 CEST | Updated version of record | https://www.mdpi.com/1996-1944/12/15/2456/pdf |
| article xml uploaded. | 7 August 2019 12:08 CEST | Update | https://www.mdpi.com/1996-1944/12/15/2456/xml |
| article xml file uploaded | 7 August 2019 12:08 CEST | Update | - |
| article pdf uploaded. | 1 August 2019 17:00 CEST | Version of Record | https://www.mdpi.com/1996-1944/12/15/2456/pdf-vor |
| article xml file uploaded | 1 August 2019 17:00 CEST | Original file | - |
