| article html file updated | 31 August 2025 04:39 CEST | Update | https://www.mdpi.com/2075-4426/9/4/48 |
| article html file updated | 19 July 2022 23:38 CEST | Update | - |
| article html file updated | 14 February 2020 09:56 CET | Update | - |
| article html file updated | 31 December 2019 20:09 CET | Update | - |
| article html file updated | 15 November 2019 18:48 CET | Original file | - |
| article pdf uploaded. | 15 November 2019 07:48 CET | Version of Record | https://www.mdpi.com/2075-4426/9/4/48/pdf |
| article xml uploaded. | 15 November 2019 07:48 CET | Update | https://www.mdpi.com/2075-4426/9/4/48/xml |
| article xml file uploaded | 15 November 2019 07:48 CET | Original file | - |
