| article html file updated | 31 August 2025 06:48 CEST | Update | https://www.mdpi.com/1996-1073/12/24/4815 |
| article html file updated | 19 July 2022 21:28 CEST | Update | - |
| article html file updated | 14 February 2020 19:30 CET | Update | - |
| article html file updated | 31 December 2019 22:24 CET | Update | - |
| article html file updated | 19 December 2019 04:05 CET | Update | - |
| article pdf uploaded. | 19 December 2019 04:04 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/24/4815/pdf |
| article xml uploaded. | 19 December 2019 04:04 CET | Update | https://www.mdpi.com/1996-1073/12/24/4815/xml |
| article xml file uploaded | 19 December 2019 04:04 CET | Update | - |
| article html file updated | 18 December 2019 12:15 CET | Original file | - |
| article pdf uploaded. | 18 December 2019 12:13 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/24/4815/pdf-vor |
| article xml uploaded. | 18 December 2019 12:13 CET | Update | - |
| article xml file uploaded | 18 December 2019 12:13 CET | Update | - |
| article pdf uploaded. | 17 December 2019 16:38 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/24/4815/pdf-vor |
| article pdf uploaded. | 17 December 2019 16:38 CET | Version of Record | https://www.mdpi.com/1996-1073/12/24/4815/pdf-vor |
| article xml file uploaded | 17 December 2019 16:38 CET | Original file | - |
