| article html file updated | 31 August 2025 12:00 CEST | Update | https://www.mdpi.com/1999-4923/12/2/171 |
| article html file updated | 20 July 2022 20:31 CEST | Update | - |
| article html file updated | 6 March 2020 11:21 CET | Update | - |
| article html file updated | 18 February 2020 14:22 CET | Original file | - |
| article pdf uploaded. | 18 February 2020 14:21 CET | Version of Record | https://www.mdpi.com/1999-4923/12/2/171/pdf |
| article xml uploaded. | 18 February 2020 14:21 CET | Update | https://www.mdpi.com/1999-4923/12/2/171/xml |
| article xml file uploaded | 18 February 2020 14:21 CET | Original file | - |
