| article html file updated | 21 August 2026 05:22 CEST | Update | https://www.mdpi.com/1718-7729/29/1/7 |
| article html file updated | 26 December 2025 14:18 CET | Update | N/A |
| article html file updated | 7 September 2025 10:17 CEST | Update | N/A |
| article html file updated | 31 July 2022 00:26 CEST | Update | N/A |
| article html file updated | 27 December 2021 06:57 CET | Update | N/A |
| article html file updated | 27 December 2021 06:56 CET | Update | N/A |
| article html file updated | 27 December 2021 06:56 CET | Update | N/A |
| article html file updated | 27 December 2021 06:55 CET | Original file | N/A |
| article pdf uploaded. | 27 December 2021 06:54 CET | Updated version of record | https://www.mdpi.com/1718-7729/29/1/7/pdf |
| article xml uploaded. | 27 December 2021 06:54 CET | Update | https://www.mdpi.com/1718-7729/29/1/7/xml |
| article xml file uploaded | 27 December 2021 06:54 CET | Original file | N/A |
| article pdf uploaded. | 24 December 2021 16:11 CET | Version of Record | https://www.mdpi.com/1718-7729/29/1/7/pdf-vor |
