| article html file updated | 7 September 2025 03:24 CEST | Update | https://www.mdpi.com/2227-7099/9/4/158 |
| article html file updated | 30 July 2022 12:21 CEST | Update | - |
| article html file updated | 10 November 2021 03:05 CET | Update | - |
| article xml uploaded. | 10 November 2021 03:04 CET | Update | https://www.mdpi.com/2227-7099/9/4/158/xml |
| article html file updated | 2 November 2021 07:04 CET | Original file | - |
| article pdf uploaded. | 2 November 2021 07:02 CET | Updated version of record | https://www.mdpi.com/2227-7099/9/4/158/pdf |
| article xml uploaded. | 2 November 2021 07:02 CET | Update | - |
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| article pdf uploaded. | 21 October 2021 15:34 CEST | Version of Record | https://www.mdpi.com/2227-7099/9/4/158/pdf-vor |
