| article html file updated | 31 August 2025 08:58 CEST | Update | https://www.mdpi.com/1996-1073/13/2/406 |
| article html file updated | 20 July 2022 17:30 CEST | Update | - |
| article html file updated | 15 February 2020 02:49 CET | Update | - |
| article html file updated | 7 February 2020 15:12 CET | Update | - |
| article html file updated | 22 January 2020 09:09 CET | Original file | - |
| article pdf uploaded. | 22 January 2020 09:08 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/2/406/pdf |
| article xml uploaded. | 22 January 2020 09:08 CET | Update | https://www.mdpi.com/1996-1073/13/2/406/xml |
| article xml file uploaded | 22 January 2020 09:08 CET | Update | - |
| article pdf uploaded. | 14 January 2020 13:57 CET | Version of Record | https://www.mdpi.com/1996-1073/13/2/406/pdf-vor |
| article xml file uploaded | 14 January 2020 13:57 CET | Original file | - |
