| article html file updated | 31 August 2025 07:14 CEST | Update | https://www.mdpi.com/2073-8994/12/1/33 |
| article html file updated | 19 July 2022 21:02 CEST | Update | - |
| article html file updated | 14 February 2020 20:57 CET | Update | - |
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| article pdf uploaded. | 6 January 2020 08:15 CET | Updated version of record | https://www.mdpi.com/2073-8994/12/1/33/pdf |
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| article pdf uploaded. | 22 December 2019 10:42 CET | Version of Record | https://www.mdpi.com/2073-8994/12/1/33/pdf-vor |
| article xml file uploaded | 22 December 2019 10:42 CET | Original file | - |
