| article html file updated | 19 August 2026 17:21 CEST | Update | https://www.mdpi.com/1999-4907/12/6/768 |
| article html file updated | 2 September 2025 10:38 CEST | Update | N/A |
| article html file updated | 26 July 2022 23:48 CEST | Update | N/A |
| article html file updated | 11 June 2021 06:04 CEST | Original file | N/A |
| article pdf uploaded. | 11 June 2021 06:03 CEST | Updated version of record | https://www.mdpi.com/1999-4907/12/6/768/pdf |
| article xml uploaded. | 11 June 2021 06:03 CEST | Update | https://www.mdpi.com/1999-4907/12/6/768/xml |
| article xml file uploaded | 11 June 2021 06:03 CEST | Original file | N/A |
| article pdf uploaded. | 10 June 2021 16:29 CEST | Updated version of record | https://www.mdpi.com/1999-4907/12/6/768/pdf-vor |
| article pdf uploaded. | 10 June 2021 16:14 CEST | Version of Record | https://www.mdpi.com/1999-4907/12/6/768/pdf-vor |
