| article html file updated | 31 August 2025 07:09 CEST | Update | https://www.mdpi.com/2075-4434/8/1/4 |
| article html file updated | 19 July 2022 21:07 CEST | Update | - |
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| article pdf uploaded. | 9 January 2020 05:57 CET | Updated version of record | https://www.mdpi.com/2075-4434/8/1/4/pdf |
| article xml uploaded. | 9 January 2020 05:57 CET | Update | https://www.mdpi.com/2075-4434/8/1/4/xml |
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| article html file updated | 26 December 2019 11:17 CET | Original file | - |
| article pdf uploaded. | 26 December 2019 11:15 CET | Updated version of record | https://www.mdpi.com/2075-4434/8/1/4/pdf-vor |
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| article pdf uploaded. | 24 December 2019 03:24 CET | Updated version of record | https://www.mdpi.com/2075-4434/8/1/4/pdf-vor |
| article xml file uploaded | 24 December 2019 03:24 CET | Update | - |
| article pdf uploaded. | 21 December 2019 08:13 CET | Version of Record | https://www.mdpi.com/2075-4434/8/1/4/pdf-vor |
| article xml file uploaded | 21 December 2019 08:13 CET | Original file | - |
