| article html file updated | 25 December 2025 01:15 CET | Update | https://www.mdpi.com/2226-4787/9/1/7 |
| article html file updated | 1 September 2025 17:29 CEST | Update | N/A |
| article html file updated | 23 July 2022 09:09 CEST | Update | N/A |
| article html file updated | 6 January 2021 01:59 CET | Update | N/A |
| article pdf uploaded. | 6 January 2021 01:57 CET | Updated version of record | https://www.mdpi.com/2226-4787/9/1/7/pdf |
| article xml uploaded. | 6 January 2021 01:57 CET | Update | https://www.mdpi.com/2226-4787/9/1/7/xml |
| article xml file uploaded | 6 January 2021 01:57 CET | Update | N/A |
| article html file updated | 3 January 2021 09:59 CET | Update | N/A |
| article html file updated | 2 January 2021 10:31 CET | Original file | N/A |
| article pdf uploaded. | 2 January 2021 10:29 CET | Updated version of record | https://www.mdpi.com/2226-4787/9/1/7/pdf-vor |
| article xml file uploaded | 2 January 2021 10:29 CET | Original file | N/A |
| article pdf uploaded. | 31 December 2020 12:22 CET | Version of Record | https://www.mdpi.com/2226-4787/9/1/7/pdf-vor |
