| article html file updated | 1 September 2025 17:15 CEST | Update | https://www.mdpi.com/1996-1073/14/1/134 |
| article html file updated | 23 July 2022 08:10 CEST | Update | - |
| article html file updated | 30 December 2020 10:02 CET | Update | - |
| article html file updated | 30 December 2020 09:19 CET | Original file | - |
| article pdf uploaded. | 30 December 2020 09:18 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/1/134/pdf |
| article xml uploaded. | 30 December 2020 09:18 CET | Update | https://www.mdpi.com/1996-1073/14/1/134/xml |
| article xml file uploaded | 30 December 2020 09:18 CET | Original file | - |
| article pdf uploaded. | 29 December 2020 11:09 CET | Version of Record | https://www.mdpi.com/1996-1073/14/1/134/pdf-vor |