| article html file updated | 1 September 2025 17:28 CEST | Update | https://www.mdpi.com/1996-1073/14/1/172 |
| article html file updated | 23 July 2022 09:05 CEST | Update | - |
| article html file updated | 4 January 2021 02:32 CET | Update | - |
| article pdf uploaded. | 4 January 2021 02:31 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/1/172/pdf |
| article xml uploaded. | 4 January 2021 02:31 CET | Update | https://www.mdpi.com/1996-1073/14/1/172/xml |
| article xml file uploaded | 4 January 2021 02:31 CET | Update | - |
| article html file updated | 31 December 2020 11:09 CET | Original file | - |
| article pdf uploaded. | 31 December 2020 11:08 CET | Version of Record | https://www.mdpi.com/1996-1073/14/1/172/pdf-vor |
| article xml uploaded. | 31 December 2020 11:08 CET | Update | - |
| article xml file uploaded | 31 December 2020 11:08 CET | Original file | - |
