| article html file updated | 1 September 2025 12:39 CEST | Update | https://www.mdpi.com/2076-0817/9/11/911 |
| article html file updated | 22 July 2022 23:43 CEST | Update | N/A |
| article html file updated | 4 December 2020 12:38 CET | Update | N/A |
| article html file updated | 26 November 2020 03:12 CET | Update | N/A |
| article html file updated | 26 November 2020 03:12 CET | Original file | N/A |
| article xml uploaded. | 26 November 2020 03:10 CET | Update | https://www.mdpi.com/2076-0817/9/11/911/xml |
| article pdf uploaded. | 6 November 2020 12:02 CET | Updated version of record | https://www.mdpi.com/2076-0817/9/11/911/pdf |
| article xml uploaded. | 6 November 2020 12:02 CET | Original file | N/A |
| article pdf uploaded. | 3 November 2020 16:21 CET | Version of Record | N/A |
