| article html file updated | 31 August 2025 09:00 CEST | Update | https://www.mdpi.com/2223-7747/9/1/104 |
| article html file updated | 20 July 2022 17:31 CEST | Update | - |
| article html file updated | 15 February 2020 02:55 CET | Update | - |
| article html file updated | 5 February 2020 13:19 CET | Update | - |
| article html file updated | 21 January 2020 11:59 CET | Original file | - |
| article pdf uploaded. | 21 January 2020 11:56 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/1/104/pdf |
| article xml uploaded. | 21 January 2020 11:56 CET | Update | https://www.mdpi.com/2223-7747/9/1/104/xml |
| article xml file uploaded | 21 January 2020 11:56 CET | Update | - |
| article pdf uploaded. | 14 January 2020 17:49 CET | Version of Record | https://www.mdpi.com/2223-7747/9/1/104/pdf-vor |
| article xml file uploaded | 14 January 2020 17:49 CET | Original file | - |
