| article html file updated | 31 August 2025 08:24 CEST | Update | https://www.mdpi.com/2073-4409/9/1/137 |
| article html file updated | 19 July 2022 19:55 CEST | Update | - |
| article html file updated | 15 February 2020 00:50 CET | Update | - |
| article html file updated | 6 February 2020 19:43 CET | Update | - |
| article html file updated | 22 January 2020 07:47 CET | Original file | - |
| article pdf uploaded. | 22 January 2020 07:45 CET | Updated version of record | https://www.mdpi.com/2073-4409/9/1/137/pdf |
| article xml uploaded. | 22 January 2020 07:45 CET | Update | https://www.mdpi.com/2073-4409/9/1/137/xml |
| article xml file uploaded | 22 January 2020 07:45 CET | Update | - |
| article pdf uploaded. | 7 January 2020 12:26 CET | Version of Record | https://www.mdpi.com/2073-4409/9/1/137/pdf-vor |
| article xml file uploaded | 7 January 2020 12:26 CET | Original file | - |
