| article html file updated | 31 August 2025 09:54 CEST | Update | https://www.mdpi.com/1999-4915/12/2/140 |
| article html file updated | 20 July 2022 18:26 CEST | Update | - |
| article html file updated | 7 March 2020 02:00 CET | Update | - |
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| article html file updated | 1 March 2020 02:25 CET | Original file | - |
| article pdf uploaded. | 1 March 2020 02:24 CET | Updated version of record | https://www.mdpi.com/1999-4915/12/2/140/pdf |
| article xml uploaded. | 1 March 2020 02:24 CET | Update | https://www.mdpi.com/1999-4915/12/2/140/xml |
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| article pdf uploaded. | 24 January 2020 13:16 CET | Version of Record | https://www.mdpi.com/1999-4915/12/2/140/pdf-vor |
| article xml file uploaded | 24 January 2020 13:16 CET | Original file | - |