| article html file updated | 1 September 2025 06:55 CEST | Update | https://www.mdpi.com/1999-4923/12/9/821 |
| article html file updated | 22 July 2022 05:09 CEST | Update | - |
| article html file updated | 2 September 2020 12:02 CEST | Original file | - |
| article pdf uploaded. | 2 September 2020 12:00 CEST | Updated version of record | https://www.mdpi.com/1999-4923/12/9/821/pdf |
| article xml uploaded. | 2 September 2020 12:00 CEST | Update | https://www.mdpi.com/1999-4923/12/9/821/xml |
| article xml file uploaded | 2 September 2020 12:00 CEST | Original file | - |
| article pdf uploaded. | 28 August 2020 12:26 CEST | Updated version of record | https://www.mdpi.com/1999-4923/12/9/821/pdf-vor |
| article pdf uploaded. | 28 August 2020 12:26 CEST | Version of Record | https://www.mdpi.com/1999-4923/12/9/821/pdf-vor |
