| article html file updated | 31 August 2025 01:35 CEST | Update | https://www.mdpi.com/1996-1944/12/18/3021 |
| article html file updated | 20 July 2022 03:13 CEST | Update | - |
| article html file updated | 13 February 2020 18:20 CET | Update | - |
| article html file updated | 19 September 2019 11:30 CEST | Update | - |
| article html file updated | 19 September 2019 11:26 CEST | Update | - |
| article html file updated | 19 September 2019 11:23 CEST | Update | - |
| article pdf uploaded. | 19 September 2019 11:19 CEST | Updated version of record | https://www.mdpi.com/1996-1944/12/18/3021/pdf |
| article xml uploaded. | 19 September 2019 11:19 CEST | Update | https://www.mdpi.com/1996-1944/12/18/3021/xml |
| article xml file uploaded | 19 September 2019 11:19 CEST | Update | - |
| article html file updated | 18 September 2019 07:20 CEST | Update | - |
| article html file updated | 18 September 2019 07:19 CEST | Update | - |
| article html file updated | 18 September 2019 07:18 CEST | Original file | - |
| article pdf uploaded. | 18 September 2019 07:17 CEST | Version of Record | https://www.mdpi.com/1996-1944/12/18/3021/pdf-vor |
| article xml uploaded. | 18 September 2019 07:17 CEST | Update | - |
| article xml file uploaded | 18 September 2019 07:17 CEST | Original file | - |
