| article html file updated | 31 August 2025 00:46 CEST | Update | https://www.mdpi.com/1999-4923/11/9/434 |
| article html file updated | 21 August 2025 22:19 CEST | Update | - |
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| article html file updated | 25 September 2019 18:18 CEST | Update | - |
| article html file updated | 10 September 2019 11:26 CEST | Original file | - |
| article pdf uploaded. | 10 September 2019 11:25 CEST | Updated version of record | https://www.mdpi.com/1999-4923/11/9/434/pdf |
| article xml uploaded. | 10 September 2019 11:25 CEST | Update | https://www.mdpi.com/1999-4923/11/9/434/xml |
| article xml file uploaded | 10 September 2019 11:25 CEST | Update | - |
| article pdf uploaded. | 1 September 2019 08:31 CEST | Version of Record | https://www.mdpi.com/1999-4923/11/9/434/pdf-vor |
| article xml file uploaded | 1 September 2019 08:31 CEST | Original file | - |
