| article html file updated | 1 September 2025 17:52 CEST | Update | https://www.mdpi.com/1996-1073/14/2/268 |
| article html file updated | 23 July 2022 11:03 CEST | Update | N/A |
| article html file updated | 7 January 2021 10:03 CET | Update | N/A |
| article html file updated | 7 January 2021 03:26 CET | Original file | N/A |
| article pdf uploaded. | 7 January 2021 03:25 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/2/268/pdf |
| article xml uploaded. | 7 January 2021 03:25 CET | Update | https://www.mdpi.com/1996-1073/14/2/268/xml |
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| article pdf uploaded. | 6 January 2021 10:47 CET | Version of Record | https://www.mdpi.com/1996-1073/14/2/268/pdf-vor |
