| article html file updated | 2 September 2025 02:40 CEST | Update | https://www.mdpi.com/1996-1073/14/7/1991 |
| article html file updated | 25 July 2022 10:40 CEST | Update | - |
| article html file updated | 4 August 2021 05:22 CEST | Update | - |
| article html file updated | 4 August 2021 05:18 CEST | Update | - |
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| article html file updated | 11 April 2021 04:41 CEST | Update | - |
| article html file updated | 6 April 2021 05:07 CEST | Original file | - |
| article pdf uploaded. | 6 April 2021 05:06 CEST | Updated version of record | https://www.mdpi.com/1996-1073/14/7/1991/pdf |
| article xml uploaded. | 6 April 2021 05:06 CEST | Update | https://www.mdpi.com/1996-1073/14/7/1991/xml |
| article xml file uploaded | 6 April 2021 05:06 CEST | Original file | - |
| article pdf uploaded. | 3 April 2021 10:09 CEST | Version of Record | https://www.mdpi.com/1996-1073/14/7/1991/pdf-vor |
