| article html file updated | 1 September 2025 17:56 CEST | Update | https://www.mdpi.com/1996-1073/14/2/281 |
| article html file updated | 23 July 2022 11:26 CEST | Update | - |
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| article pdf uploaded. | 7 January 2021 08:04 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/2/281/pdf |
| article xml uploaded. | 7 January 2021 08:04 CET | Update | https://www.mdpi.com/1996-1073/14/2/281/xml |
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| article html file updated | 6 January 2021 16:27 CET | Original file | - |
| article pdf uploaded. | 6 January 2021 16:25 CET | Version of Record | https://www.mdpi.com/1996-1073/14/2/281/pdf-vor |
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