| article html file updated | 2 September 2025 09:56 CEST | Update | https://www.mdpi.com/1999-4907/12/6/740 |
| article html file updated | 26 July 2022 22:54 CEST | Update | - |
| article html file updated | 7 June 2021 11:44 CEST | Original file | - |
| article pdf uploaded. | 7 June 2021 11:42 CEST | Updated version of record | https://www.mdpi.com/1999-4907/12/6/740/pdf |
| article xml uploaded. | 7 June 2021 11:42 CEST | Update | https://www.mdpi.com/1999-4907/12/6/740/xml |
| article xml file uploaded | 7 June 2021 11:42 CEST | Original file | - |
| article pdf uploaded. | 4 June 2021 14:02 CEST | Version of Record | https://www.mdpi.com/1999-4907/12/6/740/pdf-vor |
