| article html file updated | 24 December 2025 19:19 CET | Update | https://www.mdpi.com/2223-7747/9/6/749 |
| article html file updated | 31 August 2025 23:38 CEST | Update | - |
| article html file updated | 21 July 2022 20:53 CEST | Update | - |
| article html file updated | 6 July 2020 12:59 CEST | Update | - |
| article html file updated | 15 June 2020 10:32 CEST | Original file | - |
| article pdf uploaded. | 15 June 2020 10:31 CEST | Version of Record | https://www.mdpi.com/2223-7747/9/6/749/pdf |
| article xml uploaded. | 15 June 2020 10:31 CEST | Update | https://www.mdpi.com/2223-7747/9/6/749/xml |
| article xml file uploaded | 15 June 2020 10:31 CEST | Original file | - |
