| article html file updated | 30 August 2025 22:30 CEST | Update | https://www.mdpi.com/1996-1944/12/14/2271 |
| article html file updated | 20 July 2022 06:59 CEST | Update | - |
| article html file updated | 13 February 2020 02:26 CET | Update | - |
| article html file updated | 31 July 2019 21:35 CEST | Update | - |
| article html file updated | 15 July 2019 10:36 CEST | Original file | - |
| article pdf uploaded. | 15 July 2019 10:34 CEST | Version of Record | https://www.mdpi.com/1996-1944/12/14/2271/pdf |
| article xml uploaded. | 15 July 2019 10:34 CEST | Update | https://www.mdpi.com/1996-1944/12/14/2271/xml |
| article xml file uploaded | 15 July 2019 10:34 CEST | Original file | - |
