| article html file updated | 6 September 2025 21:53 CEST | Update | https://www.mdpi.com/1999-4907/12/8/999 |
| article html file updated | 27 July 2022 06:59 CEST | Update | - |
| article html file updated | 6 August 2021 03:02 CEST | Update | - |
| article pdf uploaded. | 6 August 2021 03:00 CEST | Updated version of record | https://www.mdpi.com/1999-4907/12/8/999/pdf |
| article xml uploaded. | 6 August 2021 03:00 CEST | Update | https://www.mdpi.com/1999-4907/12/8/999/xml |
| article xml file uploaded | 6 August 2021 03:00 CEST | Update | - |
| article html file updated | 30 July 2021 06:26 CEST | Original file | - |
| article pdf uploaded. | 30 July 2021 06:25 CEST | Updated version of record | https://www.mdpi.com/1999-4907/12/8/999/pdf-vor |
| article xml file uploaded | 30 July 2021 06:25 CEST | Original file | - |
| article supplementary file uploaded. | 28 July 2021 14:09 CEST | - | https://www.mdpi.com/1999-4907/12/8/999#supplementary |
| article pdf uploaded. | 28 July 2021 14:09 CEST | Version of Record | https://www.mdpi.com/1999-4907/12/8/999/pdf-vor |
