| article html file updated | 24 December 2025 19:31 CET | Update | https://www.mdpi.com/1999-4907/11/6/709 |
| article html file updated | 1 September 2025 00:45 CEST | Update | N/A |
| article html file updated | 21 July 2022 22:03 CEST | Update | N/A |
| article html file updated | 29 June 2020 05:34 CEST | Original file | N/A |
| article pdf uploaded. | 29 June 2020 05:33 CEST | Updated version of record | https://www.mdpi.com/1999-4907/11/6/709/pdf |
| article xml uploaded. | 29 June 2020 05:33 CEST | Update | https://www.mdpi.com/1999-4907/11/6/709/xml |
| article xml file uploaded | 29 June 2020 05:33 CEST | Original file | N/A |
| article pdf uploaded. | 25 June 2020 14:03 CEST | Version of Record | https://www.mdpi.com/1999-4907/11/6/709/pdf-vor |
